NOAA Forecasts

Forecasts from the National Oceanic and Atmospheric Administration (NOAA)

Northwest Oregon Forecasts

Benton County Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. Winds light.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Wednesday: Sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

Cascade Foothills of Marion and Linn Counties

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. North wind 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Highs in the mid 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the upper 60s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the mid 70s.

Thursday Night: Mostly clear. Lows around 50.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the upper 60s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

Cascades of Lane County

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet after midnight. Pass winds north 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Free air freezing level 9000 feet. Pass winds northwest 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet after midnight. Pass winds northwest 5 to 10 mph in the evening, becoming light and variable.

Wednesday: Sunny. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet in the afternoon. Light and variable winds, becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Free air freezing level 12000 feet, increasing to Free air freezing level 13000 feet after midnight. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 12000 feet.

Thursday Night: Mostly clear. Free air freezing level 12000 feet.

Friday: Sunny. Free air freezing level 12000 feet.

Friday Night: Mostly clear. Free air freezing level 13000 feet.

Saturday: Sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 13000 feet.

Sunday: Sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Snow level 8000 feet.

Memorial Day: Partly sunny with a chance of rain and snow. Snow level 6500 feet. Chance of precipitation 40 percent.

Cascades of Marion and Linn Counties

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Free air freezing level 8000 feet. Pass winds north 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet in the afternoon. Pass winds northwest 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet after midnight. Pass winds northwest 5 to 10 mph.

Wednesday: Sunny. Free air freezing level 10000 feet. Pass winds northwest 5 to 10 mph.

Wednesday Night: Partly cloudy. Free air freezing level 12000 feet. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 12000 feet.

Thursday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 12000 feet.

Friday: Sunny. Free air freezing level 11000 feet.

Friday Night: Mostly clear. Free air freezing level 12000 feet.

Saturday: Mostly sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy. Free air freezing level 12000 feet.

Sunday: Mostly sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Snow level 7500 feet.

Memorial Day: Partly sunny with a 40 percent chance of rain. Snow level 6500 feet.

Central Coast of Oregon

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 40s. North wind 10 to 15 mph.

Tuesday: Mostly sunny. Highs in the mid 60s. North wind 10 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. North wind 10 to 15 mph.

Wednesday: Mostly sunny. Highs in the mid 60s. North wind 10 to 15 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 10 to 15 mph.

Thursday: Sunny. Highs around 70.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows around 50.

Friday: Mostly sunny. Highs in the upper 60s.

Friday Night: Partly cloudy. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 60s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the mid 60s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 40 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

Central Columbia River Gorge - SR 14

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. West wind 15 to 20 mph, easing to 5 to 10 mph after midnight.

Tuesday: Mostly sunny. Highs around 70. West wind 15 to 20 mph.

Tuesday Night: Mostly cloudy. Lows in the lower 50s. West wind 15 to 20 mph, easing to 5 to 10 mph after midnight.

Wednesday: Sunny. Highs in the mid 70s. West wind 10 to 15 mph.

Wednesday Night: Partly cloudy. Lows in the lower 50s. West wind 10 to 15 mph, easing to light after midnight.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs around 80.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the lower 50s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Mostly sunny with a 20 percent chance of rain. Breezy with highs in the upper 60s.

Central Columbia River Gorge I-84 Corridor

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. West wind 15 to 20 mph, easing to 5 to 10 mph after midnight.

Tuesday: Mostly sunny. Highs around 70. West wind 15 to 20 mph.

Tuesday Night: Mostly cloudy. Lows in the lower 50s. West wind 15 to 20 mph, easing to 5 to 10 mph after midnight.

Wednesday: Sunny. Highs in the mid 70s. West wind 10 to 15 mph.

Wednesday Night: Partly cloudy. Lows in the lower 50s. West wind 10 to 15 mph, easing to light after midnight.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs around 80.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the lower 50s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Mostly sunny with a 20 percent chance of rain. Breezy with highs in the upper 60s.

Central Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Northwest wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the lower 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the upper 30s to lower 40s. North wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Wednesday: Sunny. Highs in the lower to mid 70s. Light wind.

Wednesday Night: Partly cloudy. Lows in the lower to mid 40s. North wind 5 to 15 mph with gusts to around 25 mph.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the 40s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

Central Oregon Coast Range

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. North wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs around 70. North wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 20 percent chance of rain. Highs in the mid 60s.

Central Oregon Coast Range Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Patchy fog after midnight. Lows in the mid 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Friday: Mostly sunny. Highs in the upper 70s.

Friday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 20 percent chance of rain. Highs in the upper 60s.

Clackamas County Cascade Foothills

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. Winds light this evening, becoming light and variable.

Tuesday: Mostly sunny. Highs in the mid 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the mid 40s. Winds light.

Wednesday: Mostly cloudy in the morning, then clearing. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. Winds light.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the upper 60s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

Clatsop County Coast

503 PM PDT Mon May 18 2026

Tonight: Mostly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly cloudy. Highs in the lower 60s. West wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows around 50. Northwest wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Patchy fog after midnight. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Thursday: Mostly sunny. Highs around 70.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.

Friday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s.

Friday Night: Mostly cloudy. Lows around 50.

Saturday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 60s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Partly sunny. Highs in the lower 60s.

Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the upper 40s.

Memorial Day: Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of rain. Highs around 60.

Cowlitz County Lowlands

503 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 60s. Winds light.

Tuesday Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows around 50.

Friday: Mostly sunny. Highs in the upper 70s.

Friday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Saturday: Partly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Partly sunny. Highs around 70.

Sunday Night: Mostly cloudy with a 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the mid 60s.

East Central Willamette Valley

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. North wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. Winds light.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Winds light.

Wednesday: Mostly sunny. Highs in the mid 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs in the lower 80s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

East Clark County Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs around 70. West wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 70s. Winds light.

Wednesday Night: Partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Mostly sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows around 50.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

East Portland Metro

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming mostly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph, becoming light after midnight.

Tuesday: Mostly sunny. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows around 50. Northwest wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 70s. Winds light.

Wednesday Night: Partly cloudy. Lows around 50. Northwest wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Mostly sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows around 50.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows around 50.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

East Slopes of the Oregon Cascades

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 20s to mid 30s.

Tuesday: Sunny. Highs in the mid 50s to mid 60s, except in the mid 60s to lower 70s valleys. Gusts up to 20 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 25 mph in the evening.

Wednesday: Sunny. Highs in the 60s, except in the upper 60s to mid 70s valleys.

Wednesday Night: Partly cloudy. Lows in the upper 30s to mid 40s.

Thursday through Sunday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to mid 40s.

Sunday Night: Partly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s to lower 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower 50s to lower 60s, except in the 60s valleys.

Eastern Columbia River Gorge of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid to upper 40s. Breezy. West wind 10 to 20 mph with gusts to around 30 mph.

Tuesday: Partly cloudy. Highs in the lower to mid 70s. West wind 5 to 15 mph. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the upper 40s to lower 50s. Windy. West wind 15 to 25 mph decreasing to 5 to 10 mph with gusts to around 20 mph overnight.

Wednesday: Sunny. Highs in the mid to upper 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. West wind 5 to 10 mph.

Thursday through Sunday: Breezy. Mostly clear. Highs in the mid 70s to lower 80s. Lows in the upper 40s to mid 50s.

Sunday Night: Windy. Partly cloudy. Lows in the upper 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

Eastern Columbia River Gorge of Washington

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid to upper 40s. Breezy. West wind 10 to 20 mph with gusts to around 30 mph.

Tuesday: Partly cloudy. Highs in the lower to mid 70s. West wind 5 to 15 mph. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the upper 40s to lower 50s. Windy. West wind 15 to 25 mph decreasing to 5 to 10 mph with gusts to around 20 mph overnight.

Wednesday: Sunny. Highs in the mid to upper 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. West wind 5 to 10 mph.

Thursday through Sunday: Breezy. Mostly clear. Highs in the mid 70s to lower 80s. Lows in the upper 40s to mid 50s.

Sunday Night: Windy. Partly cloudy. Lows in the upper 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

Inner Portland Metro

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows around 50. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the mid 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows around 50. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs around 80.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows around 50.

Sunday: Mostly sunny. Highs in the mid 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

Inner Vancouver Metro

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Partly sunny. Highs around 70. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. Winds light.

Wednesday Night: Partly cloudy. Lows around 50. Northwest wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Mostly sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

John Day Basin

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid 30s to lower 40s. Northwest wind 5 to 15 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the lower to mid 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph in the evening, becoming light.

Wednesday: Partly cloudy. Highs in the lower to mid 70s. Light wind.

Wednesday Night: Partly cloudy. Lows in the 40s. North wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 60s to mid 70s.

Lane County Cascade Foothills

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. North wind 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Highs in the upper 60s. North wind 5 to 10 mph.

Tuesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Wednesday: Partly sunny in the morning, then clearing. Highs around 70. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

Lane County Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. North wind 5 to 10 mph.

Tuesday: Sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the mid 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs around 80.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the mid 70s.

Sunday Night: Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

Linn County Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. North wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

Lower Columbia River

503 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then becoming mostly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.

Friday: Mostly sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows around 50.

Saturday: Partly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Partly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the upper 60s.

Lower Slopes of the Eastern Washington Cascades Crest

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. A 20 percent chance of rain showers in the evening. Lows in the mid 30s to lower 40s. Northwest wind 5 to 15 mph with gusts to around 30 mph.

Tuesday: Partly cloudy. Highs in the upper 50s to upper 60s, except in the mid 60s to lower 70s valleys. West wind 5 to 10 mph with gusts to around 30 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 30s to mid 40s. Northwest wind 5 to 15 mph with gusts to around 35 mph.

Wednesday: Sunny. Highs in the lower 60s to lower 70s, except in the upper 60s to lower 70s valleys. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Wednesday Night: Partly cloudy. Lows in the 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Partly cloudy. Highs in the lower 60s to lower 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the mid 50s to mid 60s.

North Central Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 30s to lower 40s. Breezy. West wind 10 to 20 mph with gusts to around 35 mph.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. West wind 5 to 10 mph. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the lower to mid 40s. Breezy. West wind 10 to 20 mph. Gusts up to 35 mph decreasing to 25 mph overnight.

Wednesday: Sunny. Highs in the lower to mid 70s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid to upper 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the mid to upper 60s.

North Clark County Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Partly sunny. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Mostly sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Partly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

North Oregon Cascades

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Free air freezing level 8000 feet. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Tuesday: Mostly sunny. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet in the afternoon. Pass winds west 5 to 10 mph.

Tuesday Night: Mostly cloudy. Free air freezing level 10000 feet. Pass winds west 5 to 10 mph.

Wednesday: Partly sunny in the morning, then clearing. Free air freezing level 10000 feet. Pass winds northwest 5 to 10 mph.

Wednesday Night: Partly cloudy. Free air freezing level 11000 feet, increasing to Free air freezing level 12000 feet after midnight. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 11000 feet.

Thursday Night: Partly cloudy. Free air freezing level 11000 feet.

Friday: Sunny. Free air freezing level 11000 feet.

Friday Night: Mostly clear in the evening, then becoming partly cloudy. Free air freezing level 12000 feet.

Saturday: Mostly sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy. Free air freezing level 12000 feet.

Sunday: Mostly sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Snow level 7000 feet.

Memorial Day: Partly sunny with a 40 percent chance of rain. Snow level 6000 feet.

North Oregon Coast Range

503 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then becoming mostly cloudy. Lows in the lower 40s. Northwest wind 5 to 10 mph.

Tuesday: Partly sunny. Highs in the lower 60s. Winds light.

Tuesday Night: Mostly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Thursday: Sunny. Highs in the mid 70s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Friday: Mostly sunny. Highs in the lower 70s.

Friday Night: Partly cloudy. Lows in the mid 40s.

Saturday: Partly sunny. Highs around 70.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Mostly sunny. Highs in the mid 60s.

Sunday Night: Mostly cloudy with a 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

North Oregon Coast Range Lowlands

503 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Partly sunny. Highs in the mid 60s. Winds light.

Tuesday Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Partly sunny. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Patchy fog after midnight. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Friday: Mostly sunny. Highs in the lower 70s.

Friday Night: Partly cloudy. Lows in the upper 40s.

Saturday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Partly sunny. Highs in the upper 60s.

Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

Ochoco-John Day Highlands

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the 60s.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the mid 60s to lower 70s.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s.

Thursday through Sunday Night: Mostly clear. Highs in the upper 60s to upper 70s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the 60s.

Outer Southeast Portland Metro

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming mostly cloudy. Lows in the mid 40s. North wind 5 to 10 mph, becoming light after midnight.

Tuesday: Mostly sunny. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs around 70. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows around 50.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

Simcoe Highlands

437 PM PDT Mon May 18 2026

Rest Of Tonight: Partly cloudy. A 20 percent chance of rain showers in the evening. Lows in the upper 30s to mid 40s. West wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Tuesday: Partly cloudy. Highs in the mid 60s to lower 70s. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the 40s. West wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Wednesday: Sunny. Highs in the upper 60s to mid 70s.

Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s.

Thursday through Sunday: Partly cloudy. Highs in the upper 60s to upper 70s. Lows in the mid 40s to mid 50s.

Sunday Night: Breezy. Partly cloudy. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the 60s.

South Washington Cascade Foothills

503 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower 40s. Northwest wind 5 to 10 mph.

Tuesday: Partly sunny. Highs in the mid 60s. West wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs around 70. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear. Lows around 50.

Friday: Mostly sunny. Highs in the mid 70s.

Friday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Saturday: Partly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Partly sunny. Highs in the upper 60s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

South Washington Cascades

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Free air freezing level 7500 feet, increasing to Free air freezing level 8000 feet after midnight. Northwest wind 10 to 15 mph, easing to light after midnight.

Tuesday: Mostly sunny. Free air freezing level 8000 feet. West wind 10 to 15 mph.

Tuesday Night: Mostly cloudy. Free air freezing level 9000 feet, increasing to Free air freezing level 10000 feet after midnight. Northwest wind 10 to 15 mph, easing to light after midnight.

Wednesday: Mostly sunny. Free air freezing level 10000 feet. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Free air freezing level 11000 feet. Northwest wind 5 to 10 mph, becoming light after midnight.

Thursday: Mostly sunny. Free air freezing level 11000 feet.

Thursday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 11000 feet.

Friday: Sunny. Free air freezing level 11000 feet.

Friday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 12000 feet.

Saturday: Mostly sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy. Free air freezing level 12000 feet.

Sunday: Mostly sunny. Free air freezing level 11000 feet.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Snow level 6500 feet.

Memorial Day: Partly sunny with a 40 percent chance of rain. Snow level 5500 feet.

South Washington Coast

503 PM PDT Mon May 18 2026

Tonight: Mostly cloudy. Lows around 50. Northwest wind 5 to 10 mph.

Tuesday: Mostly cloudy. Highs in the lower 60s. West wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows around 50. Northwest wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Thursday: Mostly sunny. Highs in the lower 70s.

Thursday Night: Partly cloudy. Lows in the lower 50s.

Friday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s.

Friday Night: Mostly cloudy. Lows in the lower 50s.

Saturday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Partly sunny. Highs in the lower 60s.

Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the upper 40s.

Memorial Day: Mostly cloudy in the morning, then becoming partly sunny. A 30 percent chance of rain. Highs in the lower 60s.

Tillamook County Coast

503 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the upper 40s. North wind 10 to 15 mph, easing to light after midnight.

Tuesday: Mostly sunny. Highs in the lower 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows around 50. North wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 60s. North wind 10 to 15 mph.

Wednesday Night: Partly cloudy. Patchy fog after midnight. Lows in the upper 40s. North wind 10 to 15 mph.

Thursday: Sunny. Highs in the upper 60s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.

Friday: Partly sunny. Highs in the mid 60s.

Friday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows around 50.

Saturday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the mid 60s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 60s.

Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

Tualatin Valley

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. Light and variable winds, becoming light in the afternoon.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the mid 70s. Winds light.

Wednesday Night: Partly cloudy. Lows around 50. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Mostly sunny. Highs in the lower 80s.

Friday Night: Mostly clear. Lows around 50.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the mid 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 20 percent chance of rain. Highs in the upper 60s.

Upper Hood River Valley

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. West wind 10 to 15 mph.

Tuesday: Mostly sunny. Highs in the upper 60s. West wind 10 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the mid 40s. West wind 10 to 15 mph.

Wednesday: Sunny. Highs in the lower 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. West wind 5 to 10 mph.

Thursday: Sunny. Highs around 80.

Thursday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs around 80.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Mostly sunny with a 20 percent chance of rain. Highs in the upper 60s.

Upper Slopes of the Eastern Washington Cascades Crest

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Northwest wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Tuesday: Partly cloudy. Highs in the upper 40s to upper 50s. West wind 5 to 15 mph with gusts to around 30 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. West wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Wednesday: Sunny. Highs in the mid 50s to mid 60s.

Wednesday Night: Partly cloudy. Lows in the upper 30s to lower 40s.

Thursday through Saturday Night: Partly cloudy. Highs in the upper 50s to upper 60s. Lows in the upper 30s to mid 40s.

Sunday: Partly cloudy. Highs in the lower 50s to lower 60s.

Sunday Night and Memorial Day: Mostly cloudy with a 20 percent chance of rain and high mountain snow showers. Lows in the mid 30s to lower 40s. Highs in the upper 40s to upper 50s.

West Central Willamette Valley

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs around 70. Winds light.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Sunny. Highs in the lower 70s. Winds light.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows around 50.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

West Columbia River Gorge - SR 14

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. Southwest wind 10 to 15 mph, easing to light after midnight.

Tuesday: Mostly sunny. Highs in the upper 60s. West wind 10 to 15 mph.

Tuesday Night: Mostly cloudy. Lows around 50. West wind 10 to 15 mph, becoming light after midnight.

Wednesday: Mostly cloudy in the morning, then clearing. Highs in the lower 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the lower 50s. West wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the mid 50s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Mostly clear in the evening, then becoming partly cloudy. Lows around 50.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

West Columbia River Gorge I-84 Corridor

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. Southwest wind 10 to 15 mph, easing to light after midnight.

Tuesday: Mostly sunny. Highs in the upper 60s. West wind 10 to 15 mph.

Tuesday Night: Mostly cloudy. Lows around 50. West wind 10 to 15 mph, becoming light after midnight.

Wednesday: Mostly cloudy in the morning, then clearing. Highs in the lower 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the lower 50s. West wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the mid 50s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Mostly clear in the evening, then becoming partly cloudy. Lows around 50.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

West Columbia River Gorge of Oregon above 500 ft

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. West wind 10 to 15 mph, becoming light after midnight.

Tuesday: Mostly sunny. Highs in the mid 60s. West wind 10 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. West wind 10 to 15 mph, becoming light after midnight.

Wednesday: Mostly cloudy in the morning, then clearing. Highs in the upper 60s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. West wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows around 50.

Saturday: Mostly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the upper 60s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

West Hills and Chehalem Mountains

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the upper 60s. Winds light.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows around 50. North wind 5 to 10 mph.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 20 percent chance of rain. Highs in the upper 60s.

Willapa and Wahkiakum Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly cloudy. Lows in the upper 40s. West wind 5 to 10 mph.

Tuesday: Mostly cloudy. Highs in the lower 60s. West wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Patchy fog after midnight. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Thursday: Mostly sunny. Highs in the mid 70s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows around 50.

Friday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the upper 60s.

Friday Night: Partly cloudy. Lows in the upper 40s.

Saturday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Partly sunny. Highs in the lower 60s.

Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

Willapa Hills

503 PM PDT Mon May 18 2026

Tonight: Mostly cloudy. Lows in the mid 40s. West wind 10 to 15 mph.

Tuesday: Mostly cloudy. Highs in the lower 60s. West wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the mid 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Thursday: Mostly sunny. Highs in the mid 70s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Friday: Partly sunny. Highs in the upper 60s.

Friday Night: Partly cloudy. Lows in the upper 40s.

Saturday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 60s.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Partly sunny. Highs in the lower 60s.

Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs around 60.

Yakima Valley

437 PM PDT Mon May 18 2026

Rest Of Tonight: Partly cloudy. Lows in the 40s. Northwest wind 5 to 10 mph with gusts to around 30 mph.

Tuesday: Partly cloudy. Highs in the lower to mid 70s. West wind 5 to 10 mph. Gusts up to 20 mph in the morning.

Tuesday Night: Mostly cloudy. Lows in the mid to upper 40s. Northwest wind 5 to 15 mph with gusts to around 35 mph.

Wednesday: Sunny. Highs in the mid to upper 70s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Partly cloudy. Highs in the mid 70s to mid 80s. Lows in the upper 40s to mid 50s.

Memorial Day: Partly cloudy. Highs in the upper 60s to mid 70s.

North Oregon Forecasts

Baker County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy with a slight chance of rain showers this evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 31 to 41. North winds 10 to 15 mph with gusts to 30 mph this evening, becoming light after midnight.

Tuesday: Sunny. Highs 64 to 71. Northwest winds up to 10 mph.

Tuesday Night: Partly cloudy. Lows 35 to 45. Northwest winds up to 10 mph.

Wednesday: Mostly sunny. Highs 66 to 74. Northwest winds up to 10 mph.

Wednesday Night: Mostly clear. Lows 36 to 46. Breezy. Northwest winds 10 to 20 mph. Gusts to 40 mph in the evening.

Thursday: Sunny. Highs 69 to 77.

Thursday Night: Partly cloudy. Lows 38 to 49.

Friday through Saturday: Mostly clear. Highs 73 to 83. Lows 41 to 51.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 44 to 54.

Sunday: Sunny. Highs 77 to 85.

Sunday Night: Partly cloudy. Lows 42 to 52.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs 69 to 77. Breezy.

Central Columbia River Gorge - SR 14

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. West wind 15 to 20 mph, easing to 5 to 10 mph after midnight.

Tuesday: Mostly sunny. Highs around 70. West wind 15 to 20 mph.

Tuesday Night: Mostly cloudy. Lows in the lower 50s. West wind 15 to 20 mph, easing to 5 to 10 mph after midnight.

Wednesday: Sunny. Highs in the mid 70s. West wind 10 to 15 mph.

Wednesday Night: Partly cloudy. Lows in the lower 50s. West wind 10 to 15 mph, easing to light after midnight.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs around 80.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the lower 50s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Mostly sunny with a 20 percent chance of rain. Breezy with highs in the upper 60s.

Central Columbia River Gorge I-84 Corridor

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the mid 40s. West wind 15 to 20 mph, easing to 5 to 10 mph after midnight.

Tuesday: Mostly sunny. Highs around 70. West wind 15 to 20 mph.

Tuesday Night: Mostly cloudy. Lows in the lower 50s. West wind 15 to 20 mph, easing to 5 to 10 mph after midnight.

Wednesday: Sunny. Highs in the mid 70s. West wind 10 to 15 mph.

Wednesday Night: Partly cloudy. Lows in the lower 50s. West wind 10 to 15 mph, easing to light after midnight.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs around 80.

Friday Night: Mostly clear. Lows in the lower 50s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the lower 50s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Mostly sunny with a 20 percent chance of rain. Breezy with highs in the upper 60s.

Central Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Northwest wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the lower 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the upper 30s to lower 40s. North wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Wednesday: Sunny. Highs in the lower to mid 70s. Light wind.

Wednesday Night: Partly cloudy. Lows in the lower to mid 40s. North wind 5 to 15 mph with gusts to around 25 mph.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the 40s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

East Slopes of the Oregon Cascades

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 20s to mid 30s.

Tuesday: Sunny. Highs in the mid 50s to mid 60s, except in the mid 60s to lower 70s valleys. Gusts up to 20 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 25 mph in the evening.

Wednesday: Sunny. Highs in the 60s, except in the upper 60s to mid 70s valleys.

Wednesday Night: Partly cloudy. Lows in the upper 30s to mid 40s.

Thursday through Sunday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to mid 40s.

Sunday Night: Partly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s to lower 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower 50s to lower 60s, except in the 60s valleys.

Eastern Columbia River Gorge of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid to upper 40s. Breezy. West wind 10 to 20 mph with gusts to around 30 mph.

Tuesday: Partly cloudy. Highs in the lower to mid 70s. West wind 5 to 15 mph. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the upper 40s to lower 50s. Windy. West wind 15 to 25 mph decreasing to 5 to 10 mph with gusts to around 20 mph overnight.

Wednesday: Sunny. Highs in the mid to upper 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. West wind 5 to 10 mph.

Thursday through Sunday: Breezy. Mostly clear. Highs in the mid 70s to lower 80s. Lows in the upper 40s to mid 50s.

Sunday Night: Windy. Partly cloudy. Lows in the upper 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

Eastern Columbia River Gorge of Washington

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid to upper 40s. Breezy. West wind 10 to 20 mph with gusts to around 30 mph.

Tuesday: Partly cloudy. Highs in the lower to mid 70s. West wind 5 to 15 mph. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the upper 40s to lower 50s. Windy. West wind 15 to 25 mph decreasing to 5 to 10 mph with gusts to around 20 mph overnight.

Wednesday: Sunny. Highs in the mid to upper 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. West wind 5 to 10 mph.

Thursday through Sunday: Breezy. Mostly clear. Highs in the mid 70s to lower 80s. Lows in the upper 40s to mid 50s.

Sunday Night: Windy. Partly cloudy. Lows in the upper 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

Foothills of the Blue Mountains of Washington

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. A 20 percent chance of rain showers in the evening. Lows in the lower to mid 40s. South wind 5 to 10 mph.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the lower to mid 70s. Southwest wind 5 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the mid to upper 40s. Southwest wind 5 to 10 mph. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the lower to mid 70s. Southwest wind 5 to 10 mph.

Wednesday Night: Mostly clear. Lows in the mid to upper 40s. South wind 5 to 10 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to mid 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 60s to lower 70s.

Foothills of the Northern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 40s. West wind 5 to 10 mph. Gusts up to 20 mph overnight.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the upper 60s to lower 70s. Southwest wind 5 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the mid to upper 40s. Southwest wind 5 to 15 mph.

Wednesday: Partly cloudy. Highs in the lower to mid 70s. West wind 5 to 10 mph.

Wednesday Night: Mostly clear. Lows in the mid to upper 40s. Northeast wind 5 to 10 mph.

Thursday through Sunday Night: Partly cloudy. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

Foothills of the Southern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 40s. West wind 5 to 15 mph with gusts to around 30 mph.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. West wind 5 to 15 mph with gusts to around 25 mph.

Tuesday Night: Mostly cloudy. Lows in the mid to upper 40s. Breezy. West wind 10 to 20 mph with gusts to around 30 mph.

Wednesday: Partly cloudy. Highs in the upper 60s to lower 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Breezy. Partly cloudy. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the mid to upper 60s.

Grande Ronde Valley

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid 30s. North wind 5 to 10 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the upper 60s. Light wind.

Tuesday Night: Partly cloudy. Lows in the upper 30s to lower 40s. Northwest wind 5 to 10 mph in the evening, becoming light.

Wednesday: Partly cloudy. Highs in the lower 70s. Light wind.

Wednesday Night: Mostly clear. Lows in the upper 30s to lower 40s. North wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Friday Night: Mostly clear. Highs in the 70s. Lows in the upper 30s to mid 40s.

Saturday through Sunday Night: Partly cloudy. Highs in the upper 70s to lower 80s. Lows in the lower to mid 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs around 70.

John Day Basin

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid 30s to lower 40s. Northwest wind 5 to 15 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the lower to mid 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph in the evening, becoming light.

Wednesday: Partly cloudy. Highs in the lower to mid 70s. Light wind.

Wednesday Night: Partly cloudy. Lows in the 40s. North wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 60s to mid 70s.

Lower Columbia Basin of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid 40s. Southwest wind 5 to 15 mph with gusts to around 30 mph.

Tuesday: Partly cloudy in the morning, becoming sunny. Highs in the lower to mid 70s. Southwest wind 5 to 15 mph with gusts to around 25 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Southwest wind 5 to 15 mph with gusts to around 30 mph.

Wednesday: Partly cloudy. Highs in the mid to upper 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. West wind 5 to 10 mph.

Thursday through Sunday: Breezy. Partly cloudy. Highs in the upper 70s to lower 80s. Lows in the upper 40s to mid 50s.

Sunday Night: Windy. Partly cloudy. Lows around 50.

Memorial Day: Partly cloudy. Highs in the lower 70s.

Lower Columbia Basin of Washington

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 40s. West wind 5 to 10 mph with gusts to around 20 mph.

Tuesday: Partly cloudy in the morning, becoming sunny. Highs in the 70s. Southwest wind 5 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the mid 40s to lower 50s. West wind 5 to 15 mph with gusts to around 25 mph.

Wednesday: Partly cloudy. Highs in the mid to upper 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. Northwest wind 5 to 10 mph.

Thursday through Sunday Night: Partly cloudy. Highs in the upper 70s to mid 80s. Lows in the upper 40s to mid 50s.

Memorial Day: Partly cloudy. Highs in the lower to mid 70s.

Lower Slopes of the Eastern Washington Cascades Crest

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. A 20 percent chance of rain showers in the evening. Lows in the mid 30s to lower 40s. Northwest wind 5 to 15 mph with gusts to around 30 mph.

Tuesday: Partly cloudy. Highs in the upper 50s to upper 60s, except in the mid 60s to lower 70s valleys. West wind 5 to 10 mph with gusts to around 30 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 30s to mid 40s. Northwest wind 5 to 15 mph with gusts to around 35 mph.

Wednesday: Sunny. Highs in the lower 60s to lower 70s, except in the upper 60s to lower 70s valleys. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Wednesday Night: Partly cloudy. Lows in the 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Partly cloudy. Highs in the lower 60s to lower 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the mid 50s to mid 60s.

Malheur County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 32 to 42. North winds 10 to 15 mph with gusts to 25 mph this evening, becoming light after midnight.

Tuesday: Sunny. Highs 65 to 72. Northwest winds up to 10 mph.

Tuesday Night: Partly cloudy. Lows 36 to 46. North winds up to 10 mph in the evening, becoming light after midnight.

Wednesday: Mostly sunny. Highs 69 to 76. North winds up to 10 mph.

Wednesday Night: Partly cloudy. Lows 39 to 49. Breezy. North winds 10 to 20 mph with gusts to 30 mph.

Thursday: Sunny. Highs 71 to 78.

Thursday Night: Increasing clouds. Lows 40 to 50.

Friday through Saturday: Mostly clear. Highs 76 to 86. Lows 43 to 51.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 46 to 55.

Sunday: Sunny. Highs 81 to 88.

Sunday Night and Memorial Day: Partly cloudy. Lows 45 to 53. Highs 74 to 82.

North Central Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 30s to lower 40s. Breezy. West wind 10 to 20 mph with gusts to around 35 mph.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. West wind 5 to 10 mph. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the lower to mid 40s. Breezy. West wind 10 to 20 mph. Gusts up to 35 mph decreasing to 25 mph overnight.

Wednesday: Sunny. Highs in the lower to mid 70s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid to upper 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the mid to upper 60s.

North Oregon Cascades

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Free air freezing level 8000 feet. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Tuesday: Mostly sunny. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet in the afternoon. Pass winds west 5 to 10 mph.

Tuesday Night: Mostly cloudy. Free air freezing level 10000 feet. Pass winds west 5 to 10 mph.

Wednesday: Partly sunny in the morning, then clearing. Free air freezing level 10000 feet. Pass winds northwest 5 to 10 mph.

Wednesday Night: Partly cloudy. Free air freezing level 11000 feet, increasing to Free air freezing level 12000 feet after midnight. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 11000 feet.

Thursday Night: Partly cloudy. Free air freezing level 11000 feet.

Friday: Sunny. Free air freezing level 11000 feet.

Friday Night: Mostly clear in the evening, then becoming partly cloudy. Free air freezing level 12000 feet.

Saturday: Mostly sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy. Free air freezing level 12000 feet.

Sunday: Mostly sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Snow level 7000 feet.

Memorial Day: Partly sunny with a 40 percent chance of rain. Snow level 6000 feet.

Northern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. A 20 percent chance of rain showers in the evening. Lows in the mid to upper 30s.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the upper 50s to mid 60s.

Tuesday Night: Partly cloudy. Lows in the upper 30s to lower 40s.

Wednesday: Partly cloudy. Highs in the 60s.

Wednesday Night: Mostly clear. Lows in the upper 30s to mid 40s.

Thursday through Friday Night: Mostly clear. Highs in the lower 60s to lower 70s. Lows in the upper 30s to upper 40s.

Saturday through Sunday Night: Partly cloudy. Highs in the mid 60s to mid 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 50s to mid 60s.

Northwest Blue Mountains

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. A 20 percent chance of rain showers in the evening. Lows in the mid 30s to lower 40s.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the lower to mid 50s, except in the upper 50s to mid 60s valleys. Gusts up to 20 mph in the afternoon.

Tuesday Night: Partly cloudy. Lows in the upper 30s to mid 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the mid to upper 50s, except in the lower to mid 60s valleys.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s.

Thursday through Sunday Night: Mostly clear. Highs in the lower 60s to lower 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the mid 50s to lower 60s.

Ochoco-John Day Highlands

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the 60s.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the mid 60s to lower 70s.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s.

Thursday through Sunday Night: Mostly clear. Highs in the upper 60s to upper 70s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the 60s.

Simcoe Highlands

437 PM PDT Mon May 18 2026

Rest Of Tonight: Partly cloudy. A 20 percent chance of rain showers in the evening. Lows in the upper 30s to mid 40s. West wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Tuesday: Partly cloudy. Highs in the mid 60s to lower 70s. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the 40s. West wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Wednesday: Sunny. Highs in the upper 60s to mid 70s.

Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s.

Thursday through Sunday: Partly cloudy. Highs in the upper 60s to upper 70s. Lows in the mid 40s to mid 50s.

Sunday Night: Breezy. Partly cloudy. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the 60s.

South Washington Cascades

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Free air freezing level 7500 feet, increasing to Free air freezing level 8000 feet after midnight. Northwest wind 10 to 15 mph, easing to light after midnight.

Tuesday: Mostly sunny. Free air freezing level 8000 feet. West wind 10 to 15 mph.

Tuesday Night: Mostly cloudy. Free air freezing level 9000 feet, increasing to Free air freezing level 10000 feet after midnight. Northwest wind 10 to 15 mph, easing to light after midnight.

Wednesday: Mostly sunny. Free air freezing level 10000 feet. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Free air freezing level 11000 feet. Northwest wind 5 to 10 mph, becoming light after midnight.

Thursday: Mostly sunny. Free air freezing level 11000 feet.

Thursday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 11000 feet.

Friday: Sunny. Free air freezing level 11000 feet.

Friday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 12000 feet.

Saturday: Mostly sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy. Free air freezing level 12000 feet.

Sunday: Mostly sunny. Free air freezing level 11000 feet.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Snow level 6500 feet.

Memorial Day: Partly sunny with a 40 percent chance of rain. Snow level 5500 feet.

Southern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the upper 50s to mid 60s. Gusts up to 20 mph in the afternoon.

Tuesday Night: Partly cloudy. Lows in the upper 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the 60s.

Wednesday Night: Mostly clear. Lows in the upper 30s to mid 40s.

Thursday through Sunday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to upper 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower to mid 60s.

Upper Hood River Valley

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. West wind 10 to 15 mph.

Tuesday: Mostly sunny. Highs in the upper 60s. West wind 10 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the mid 40s. West wind 10 to 15 mph.

Wednesday: Sunny. Highs in the lower 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. West wind 5 to 10 mph.

Thursday: Sunny. Highs around 80.

Thursday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs around 80.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Mostly sunny with a 20 percent chance of rain. Highs in the upper 60s.

Upper Slopes of the Eastern Washington Cascades Crest

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Northwest wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Tuesday: Partly cloudy. Highs in the upper 40s to upper 50s. West wind 5 to 15 mph with gusts to around 30 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. West wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Wednesday: Sunny. Highs in the mid 50s to mid 60s.

Wednesday Night: Partly cloudy. Lows in the upper 30s to lower 40s.

Thursday through Saturday Night: Partly cloudy. Highs in the upper 50s to upper 60s. Lows in the upper 30s to mid 40s.

Sunday: Partly cloudy. Highs in the lower 50s to lower 60s.

Sunday Night and Memorial Day: Mostly cloudy with a 20 percent chance of rain and high mountain snow showers. Lows in the mid 30s to lower 40s. Highs in the upper 40s to upper 50s.

Wallowa County

437 PM PDT Mon May 18 2026

Rest Of Tonight: Partly cloudy. A 20 percent chance of rain showers in the evening. Lows in the upper 20s to upper 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the lower 50s to lower 60s, except in the 60s valleys.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s.

Wednesday: Partly cloudy. Highs in the mid 50s to lower 60s, except in the 60s valleys.

Wednesday Night: Mostly clear. Lows in the mid 30s to lower 40s.

Thursday through Friday Night: Mostly clear. Highs in the mid 50s to mid 60s, except in the mid 60s to mid 70s valleys. Lows in the upper 30s to upper 40s.

Saturday through Sunday Night: Partly cloudy. Highs in the lower 60s to lower 70s, except in the 70s valleys. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the mid 50s to mid 60s, except in the lower 60s to lower 70s valleys.

Yakima Valley

437 PM PDT Mon May 18 2026

Rest Of Tonight: Partly cloudy. Lows in the 40s. Northwest wind 5 to 10 mph with gusts to around 30 mph.

Tuesday: Partly cloudy. Highs in the lower to mid 70s. West wind 5 to 10 mph. Gusts up to 20 mph in the morning.

Tuesday Night: Mostly cloudy. Lows in the mid to upper 40s. Northwest wind 5 to 15 mph with gusts to around 35 mph.

Wednesday: Sunny. Highs in the mid to upper 70s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Partly cloudy. Highs in the mid 70s to mid 80s. Lows in the upper 40s to mid 50s.

Memorial Day: Partly cloudy. Highs in the upper 60s to mid 70s.

Northeast Oregon Forecasts

Baker County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy with a slight chance of rain showers this evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 31 to 41. North winds 10 to 15 mph with gusts to 30 mph this evening, becoming light after midnight.

Tuesday: Sunny. Highs 64 to 71. Northwest winds up to 10 mph.

Tuesday Night: Partly cloudy. Lows 35 to 45. Northwest winds up to 10 mph.

Wednesday: Mostly sunny. Highs 66 to 74. Northwest winds up to 10 mph.

Wednesday Night: Mostly clear. Lows 36 to 46. Breezy. Northwest winds 10 to 20 mph. Gusts to 40 mph in the evening.

Thursday: Sunny. Highs 69 to 77.

Thursday Night: Partly cloudy. Lows 38 to 49.

Friday through Saturday: Mostly clear. Highs 73 to 83. Lows 41 to 51.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 44 to 54.

Sunday: Sunny. Highs 77 to 85.

Sunday Night: Partly cloudy. Lows 42 to 52.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs 69 to 77. Breezy.

Boise Mountains

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 24 to 39. Breezy.

Tuesday: Sunny. Highs 54 to 68.

Tuesday Night: Partly cloudy in the evening, then clearing. Lows 27 to 42.

Wednesday: Mostly sunny. Highs 58 to 72.

Wednesday Night: Decreasing clouds. Lows 29 to 44.

Thursday: Sunny. Highs 61 to 76.

Thursday Night: Increasing clouds. Lows 31 to 46.

Friday and Friday Night: Mostly clear. Highs 63 to 78. Lows 33 to 48.

Saturday through Sunday Night: Mostly clear. Highs 70 to 85. Lows 38 to 53.

Memorial Day: Mostly sunny. Highs 66 to 80.

Foothills of the Blue Mountains of Washington

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. A 20 percent chance of rain showers in the evening. Lows in the lower to mid 40s. South wind 5 to 10 mph.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the lower to mid 70s. Southwest wind 5 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the mid to upper 40s. Southwest wind 5 to 10 mph. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the lower to mid 70s. Southwest wind 5 to 10 mph.

Wednesday Night: Mostly clear. Lows in the mid to upper 40s. South wind 5 to 10 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to mid 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 60s to lower 70s.

Foothills of the Northern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 40s. West wind 5 to 10 mph. Gusts up to 20 mph overnight.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the upper 60s to lower 70s. Southwest wind 5 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the mid to upper 40s. Southwest wind 5 to 15 mph.

Wednesday: Partly cloudy. Highs in the lower to mid 70s. West wind 5 to 10 mph.

Wednesday Night: Mostly clear. Lows in the mid to upper 40s. Northeast wind 5 to 10 mph.

Thursday through Sunday Night: Partly cloudy. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

Foothills of the Southern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 40s. West wind 5 to 15 mph with gusts to around 30 mph.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. West wind 5 to 15 mph with gusts to around 25 mph.

Tuesday Night: Mostly cloudy. Lows in the mid to upper 40s. Breezy. West wind 10 to 20 mph with gusts to around 30 mph.

Wednesday: Partly cloudy. Highs in the upper 60s to lower 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Breezy. Partly cloudy. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the mid to upper 60s.

Grande Ronde Valley

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid 30s. North wind 5 to 10 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the upper 60s. Light wind.

Tuesday Night: Partly cloudy. Lows in the upper 30s to lower 40s. Northwest wind 5 to 10 mph in the evening, becoming light.

Wednesday: Partly cloudy. Highs in the lower 70s. Light wind.

Wednesday Night: Mostly clear. Lows in the upper 30s to lower 40s. North wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Friday Night: Mostly clear. Highs in the 70s. Lows in the upper 30s to mid 40s.

Saturday through Sunday Night: Partly cloudy. Highs in the upper 70s to lower 80s. Lows in the lower to mid 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs around 70.

John Day Basin

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid 30s to lower 40s. Northwest wind 5 to 15 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the lower to mid 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph in the evening, becoming light.

Wednesday: Partly cloudy. Highs in the lower to mid 70s. Light wind.

Wednesday Night: Partly cloudy. Lows in the 40s. North wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 60s to mid 70s.

Lower Columbia Basin of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid 40s. Southwest wind 5 to 15 mph with gusts to around 30 mph.

Tuesday: Partly cloudy in the morning, becoming sunny. Highs in the lower to mid 70s. Southwest wind 5 to 15 mph with gusts to around 25 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Southwest wind 5 to 15 mph with gusts to around 30 mph.

Wednesday: Partly cloudy. Highs in the mid to upper 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. West wind 5 to 10 mph.

Thursday through Sunday: Breezy. Partly cloudy. Highs in the upper 70s to lower 80s. Lows in the upper 40s to mid 50s.

Sunday Night: Windy. Partly cloudy. Lows around 50.

Memorial Day: Partly cloudy. Highs in the lower 70s.

Lower Columbia Basin of Washington

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 40s. West wind 5 to 10 mph with gusts to around 20 mph.

Tuesday: Partly cloudy in the morning, becoming sunny. Highs in the 70s. Southwest wind 5 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the mid 40s to lower 50s. West wind 5 to 15 mph with gusts to around 25 mph.

Wednesday: Partly cloudy. Highs in the mid to upper 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s to lower 50s. Northwest wind 5 to 10 mph.

Thursday through Sunday Night: Partly cloudy. Highs in the upper 70s to mid 80s. Lows in the upper 40s to mid 50s.

Memorial Day: Partly cloudy. Highs in the lower to mid 70s.

Lower Treasure Valley

130 PM PDT Mon May 18 2026

Tonight: Decreasing clouds. Lows 39 to 44. Northwest winds 10 to 15 mph. Gusts to 25 mph this evening.

Tuesday: Sunny. Highs 70 to 75. Northwest winds up to 10 mph.

Tuesday Night: Increasing clouds. Lows 42 to 47. Light winds.

Wednesday: Mostly sunny. Highs 73 to 78. Northwest winds up to 10 mph.

Wednesday Night: Mostly clear. Lows 45 to 50. North winds 10 to 15 mph.

Thursday through Friday Night: Mostly clear. Highs 75 to 83. Lows 45 to 52.

Saturday: Sunny. Highs 84 to 89.

Saturday Night: Decreasing clouds. Lows 52 to 57.

Sunday: Sunny. Highs 85 to 90.

Sunday Night and Memorial Day: Partly cloudy. Lows 50 to 55. Highs 79 to 84.

Malheur County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 32 to 42. North winds 10 to 15 mph with gusts to 25 mph this evening, becoming light after midnight.

Tuesday: Sunny. Highs 65 to 72. Northwest winds up to 10 mph.

Tuesday Night: Partly cloudy. Lows 36 to 46. North winds up to 10 mph in the evening, becoming light after midnight.

Wednesday: Mostly sunny. Highs 69 to 76. North winds up to 10 mph.

Wednesday Night: Partly cloudy. Lows 39 to 49. Breezy. North winds 10 to 20 mph with gusts to 30 mph.

Thursday: Sunny. Highs 71 to 78.

Thursday Night: Increasing clouds. Lows 40 to 50.

Friday through Saturday: Mostly clear. Highs 76 to 86. Lows 43 to 51.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 46 to 55.

Sunday: Sunny. Highs 81 to 88.

Sunday Night and Memorial Day: Partly cloudy. Lows 45 to 53. Highs 74 to 82.

Northern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. A 20 percent chance of rain showers in the evening. Lows in the mid to upper 30s.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the upper 50s to mid 60s.

Tuesday Night: Partly cloudy. Lows in the upper 30s to lower 40s.

Wednesday: Partly cloudy. Highs in the 60s.

Wednesday Night: Mostly clear. Lows in the upper 30s to mid 40s.

Thursday through Friday Night: Mostly clear. Highs in the lower 60s to lower 70s. Lows in the upper 30s to upper 40s.

Saturday through Sunday Night: Partly cloudy. Highs in the mid 60s to mid 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 50s to mid 60s.

Northwest Blue Mountains

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. A 20 percent chance of rain showers in the evening. Lows in the mid 30s to lower 40s.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the lower to mid 50s, except in the upper 50s to mid 60s valleys. Gusts up to 20 mph in the afternoon.

Tuesday Night: Partly cloudy. Lows in the upper 30s to mid 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the mid to upper 50s, except in the lower to mid 60s valleys.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s.

Thursday through Sunday Night: Mostly clear. Highs in the lower 60s to lower 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the mid 50s to lower 60s.

Ochoco-John Day Highlands

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the 60s.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the mid 60s to lower 70s.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s.

Thursday through Sunday Night: Mostly clear. Highs in the upper 60s to upper 70s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the 60s.

Oregon Lower Treasure Valley

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 40 to 45. Northwest winds 10 to 15 mph.

Tuesday: Sunny. Highs 71 to 76. Light winds.

Tuesday Night: Partly cloudy. Lows 43 to 48. Light winds in the evening, becoming northwest up to 10 mph after midnight.

Wednesday: Mostly sunny. Highs 73 to 78. Light winds.

Wednesday Night: Mostly clear. Lows 46 to 51. North winds 10 to 15 mph with gusts to 25 mph.

Thursday: Sunny. Highs 76 to 81.

Thursday Night: Increasing clouds. Lows 47 to 52.

Friday and Friday Night: Mostly clear. Highs 78 to 83. Lows 48 to 53.

Saturday: Sunny. Highs 83 to 88.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 53 to 58.

Sunday: Sunny. Highs 85 to 90.

Sunday Night and Memorial Day: Partly cloudy. Lows 51 to 56. Highs 78 to 83.

Southern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the upper 50s to mid 60s. Gusts up to 20 mph in the afternoon.

Tuesday Night: Partly cloudy. Lows in the upper 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the 60s.

Wednesday Night: Mostly clear. Lows in the upper 30s to mid 40s.

Thursday through Sunday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to upper 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower to mid 60s.

Upper Weiser River

130 PM PDT Mon May 18 2026

Tonight: Decreasing clouds. Lows 37 to 42. Breezy. North winds 10 to 20 mph with gusts to 30 mph this evening, decreasing to around 10 mph after midnight.

Tuesday: Sunny. Highs 65 to 71. Light winds.

Tuesday Night: Partly cloudy. Lows 41 to 46. North winds up to 10 mph.

Wednesday: Mostly sunny. Highs 68 to 75. Light winds.

Wednesday Night: Mostly clear. Lows 43 to 48. North winds 10 to 15 mph.

Thursday: Sunny. Highs 72 to 78.

Thursday Night: Increasing clouds. Lows 44 to 49.

Friday and Friday Night: Mostly clear. Highs 73 to 80. Lows 46 to 51.

Saturday: Sunny. Highs 79 to 85.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 49 to 54.

Sunday: Sunny. Highs 80 to 86.

Sunday Night and Memorial Day: Partly cloudy. Lows 49 to 54. Highs 73 to 79.

Wallowa County

437 PM PDT Mon May 18 2026

Rest Of Tonight: Partly cloudy. A 20 percent chance of rain showers in the evening. Lows in the upper 20s to upper 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the lower 50s to lower 60s, except in the 60s valleys.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s.

Wednesday: Partly cloudy. Highs in the mid 50s to lower 60s, except in the 60s valleys.

Wednesday Night: Mostly clear. Lows in the mid 30s to lower 40s.

Thursday through Friday Night: Mostly clear. Highs in the mid 50s to mid 60s, except in the mid 60s to mid 70s valleys. Lows in the upper 30s to upper 40s.

Saturday through Sunday Night: Partly cloudy. Highs in the lower 60s to lower 70s, except in the 70s valleys. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the mid 50s to mid 60s, except in the lower 60s to lower 70s valleys.

West Central Mountains

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy with a slight chance of rain and snow showers this evening, then mostly clear after midnight. Chance of precipitation 20 percent. Lows 28 to 38.

Tuesday: Sunny. Highs 52 to 66.

Tuesday Night: Partly cloudy. Lows 33 to 43.

Wednesday: Partly sunny. Highs 54 to 69.

Wednesday Night: Partly cloudy in the evening, then clearing. Areas of fog after midnight. Lows 34 to 44.

Thursday: Areas of fog in the morning. Sunny. Highs 58 to 72.

Thursday Night: Partly cloudy. Lows 35 to 45.

Friday and Friday Night: Mostly clear. Highs 60 to 74. Lows 37 to 47.

Saturday: Sunny. Highs 65 to 79.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 41 to 51.

Sunday: Sunny. Highs 66 to 80.

Sunday Night: Increasing clouds. Lows 41 to 51.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs 61 to 74.

West Oregon Forecasts

Benton County Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. Winds light.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Wednesday: Sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

Cascade Foothills of Marion and Linn Counties

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. North wind 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Highs in the mid 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the upper 60s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the mid 70s.

Thursday Night: Mostly clear. Lows around 50.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the upper 60s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

Cascades of Lane County

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet after midnight. Pass winds north 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Free air freezing level 9000 feet. Pass winds northwest 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet after midnight. Pass winds northwest 5 to 10 mph in the evening, becoming light and variable.

Wednesday: Sunny. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet in the afternoon. Light and variable winds, becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Free air freezing level 12000 feet, increasing to Free air freezing level 13000 feet after midnight. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 12000 feet.

Thursday Night: Mostly clear. Free air freezing level 12000 feet.

Friday: Sunny. Free air freezing level 12000 feet.

Friday Night: Mostly clear. Free air freezing level 13000 feet.

Saturday: Sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 13000 feet.

Sunday: Sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Snow level 8000 feet.

Memorial Day: Partly sunny with a chance of rain and snow. Snow level 6500 feet. Chance of precipitation 40 percent.

Cascades of Marion and Linn Counties

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Free air freezing level 8000 feet. Pass winds north 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet in the afternoon. Pass winds northwest 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet after midnight. Pass winds northwest 5 to 10 mph.

Wednesday: Sunny. Free air freezing level 10000 feet. Pass winds northwest 5 to 10 mph.

Wednesday Night: Partly cloudy. Free air freezing level 12000 feet. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 12000 feet.

Thursday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 12000 feet.

Friday: Sunny. Free air freezing level 11000 feet.

Friday Night: Mostly clear. Free air freezing level 12000 feet.

Saturday: Mostly sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy. Free air freezing level 12000 feet.

Sunday: Mostly sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Snow level 7500 feet.

Memorial Day: Partly sunny with a 40 percent chance of rain. Snow level 6500 feet.

Central and Eastern Lake County

240 PM PDT Mon May 18 2026

Tonight: Partly cloudy early this evening then becoming mostly clear. Lows in the lower to mid 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. Northwest winds 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Wednesday: Mostly cloudy in the morning then clearing. Highs in the lower to mid 70s. North winds 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the lower to mid 40s. North winds 10 to 15 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy in the morning, then sunny with a slight chance of rain in the afternoon. Highs in the lower to mid 70s.

Central Coast of Oregon

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 40s. North wind 10 to 15 mph.

Tuesday: Mostly sunny. Highs in the mid 60s. North wind 10 to 15 mph.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. North wind 10 to 15 mph.

Wednesday: Mostly sunny. Highs in the mid 60s. North wind 10 to 15 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 10 to 15 mph.

Thursday: Sunny. Highs around 70.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows around 50.

Friday: Mostly sunny. Highs in the upper 60s.

Friday Night: Partly cloudy. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 60s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the mid 60s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 40 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

Central Douglas County

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 40s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to mid 70s. North winds 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s. North winds 5 to 10 mph.

Wednesday: Mostly cloudy in the morning then clearing. Highs in the mid 60s to mid 70s. North winds 5 to 10 mph.

Wednesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s. North winds 5 to 10 mph.

Thursday through Friday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Saturday: Partly cloudy. Highs in the lower 70s to lower 80s.

Saturday Night: Mostly clear. Lows in the mid 40s to lower 50s.

Sunday: Partly cloudy. Highs in the mid 60s to mid 70s.

Sunday Night: Mostly clear in the evening, then partly cloudy with a slight chance of rain after midnight. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy in the morning then becoming mostly cloudy. Chance of rain. Highs in the lower 60s to lower 70s.

Central Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Northwest wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the lower 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the upper 30s to lower 40s. North wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Wednesday: Sunny. Highs in the lower to mid 70s. Light wind.

Wednesday Night: Partly cloudy. Lows in the lower to mid 40s. North wind 5 to 15 mph with gusts to around 25 mph.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the 40s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

Central Oregon Coast Range

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. North wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs around 70. North wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 20 percent chance of rain. Highs in the mid 60s.

Central Oregon Coast Range Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Patchy fog after midnight. Lows in the mid 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Friday: Mostly sunny. Highs in the upper 70s.

Friday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 20 percent chance of rain. Highs in the upper 60s.

Clackamas County Cascade Foothills

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. Winds light this evening, becoming light and variable.

Tuesday: Mostly sunny. Highs in the mid 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the mid 40s. Winds light.

Wednesday: Mostly cloudy in the morning, then clearing. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. Winds light.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the upper 60s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

East Central Willamette Valley

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. North wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. Winds light.

Tuesday Night: Mostly cloudy. Lows in the upper 40s. Winds light.

Wednesday: Mostly sunny. Highs in the mid 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the lower 50s.

Friday: Sunny. Highs in the lower 80s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

East Slopes of the Oregon Cascades

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 20s to mid 30s.

Tuesday: Sunny. Highs in the mid 50s to mid 60s, except in the mid 60s to lower 70s valleys. Gusts up to 20 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 25 mph in the evening.

Wednesday: Sunny. Highs in the 60s, except in the upper 60s to mid 70s valleys.

Wednesday Night: Partly cloudy. Lows in the upper 30s to mid 40s.

Thursday through Sunday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to mid 40s.

Sunday Night: Partly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s to lower 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower 50s to lower 60s, except in the 60s valleys.

Eastern Curry County and Josephine County

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 40s. North winds 5 to 10 mph in the valleys and north 10 to 15 mph at higher elevations.

Tuesday: Sunny. Highs in the mid 60s to mid 70s. In the valleys, light winds becoming north 5 to 10 mph in the late morning and afternoon. At higher elevations, north winds 10 to 15 mph.

Tuesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. North winds 5 to 10 mph in the valleys and north 10 to 15 mph at higher elevations.

Wednesday: Sunny. Highs in the mid 60s to mid 70s. North winds 5 to 10 mph in the valleys and north 10 to 15 mph at higher elevations.

Wednesday Night: Mostly clear. Lows in the mid 40s to lower 50s. North winds 5 to 10 mph in the valleys and north 15 to 20 mph at higher elevations. Gusts up to 30 mph late in the evening.

Thursday and Thursday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the mid 40s to mid 50s.

Friday: Sunny. Highs in the lower 70s to lower 80s.

Friday Night: Clear. Lows in the lower to mid 50s.

Saturday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to mid 50s.

Memorial Day: Partly cloudy with a slight chance of rain. Highs in the lower 60s to lower 70s.

Eastern Douglas County Foothills

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the mid 30s to mid 40s. North winds 5 to 10 mph shifting to the northeast well after midnight.

Tuesday: Sunny. Highs in the lower 60s to lower 70s. Northeast winds around 5 mph shifting to the northwest in the late morning and afternoon.

Tuesday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower to mid 40s. North winds 5 to 10 mph.

Wednesday: Partly cloudy in the morning then clearing. Highs in the lower 60s to lower 70s. Northeast winds around 5 mph early in the morning becoming light, then becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. North winds 5 to 10 mph shifting to the northeast well after midnight.

Thursday and Thursday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Friday through Sunday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 40s to lower 50s.

Sunday Night: Mostly clear in the evening, then partly cloudy with a slight chance of rain after midnight. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy in the morning then becoming mostly cloudy. Chance of rain. Highs in the lower to mid 60s.

Jackson County

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows around 40. Northwest winds 10 to 15 mph decreasing to around 5 mph after midnight, then shifting to the northeast well after midnight.

Tuesday: Sunny. Highs in the mid 70s to lower 80s in the valleys and in the mid 60s to lower 70s at higher elevations. Light winds becoming northwest 5 to 10 mph in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the mid 40s. Northwest winds 10 to 15 mph decreasing to around 5 mph after midnight.

Wednesday: Sunny. Highs in the mid 70s to lower 80s in the valleys and in the mid 60s to mid 70s at higher elevations. North winds around 5 mph early in the morning becoming light, then becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Mostly clear. Lows in the mid 40s to lower 50s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Thursday: Sunny. Highs in the mid 70s to mid 80s.

Thursday Night and Friday: Mostly clear. Lows in the mid 40s to lower 50s. Highs in the mid 70s to mid 80s.

Friday Night: Clear. Lows in the mid 40s to lower 50s.

Saturday through Sunday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Slight chance of rain in the afternoon. Highs in the lower to mid 70s.

Klamath Basin

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 30s. North winds 10 to 15 mph decreasing to around 5 mph well after midnight.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Wednesday: Sunny. Highs in the lower to mid 70s. North winds around 5 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. North winds 10 to 15 mph.

Thursday through Saturday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the lower 40s to lower 50s.

Sunday and Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Sunny. Highs in the mid 60s to mid 70s.

Lane County Cascade Foothills

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. North wind 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Highs in the upper 60s. North wind 5 to 10 mph.

Tuesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Wednesday: Partly sunny in the morning, then clearing. Highs around 70. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

Lane County Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. North wind 5 to 10 mph.

Tuesday: Sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the mid 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs around 80.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the mid 70s.

Sunday Night: Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

Linn County Lowlands

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. North wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs around 80.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

North Central Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 30s to lower 40s. Breezy. West wind 10 to 20 mph with gusts to around 35 mph.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. West wind 5 to 10 mph. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the lower to mid 40s. Breezy. West wind 10 to 20 mph. Gusts up to 35 mph decreasing to 25 mph overnight.

Wednesday: Sunny. Highs in the lower to mid 70s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid to upper 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the mid to upper 60s.

North Oregon Cascades

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Free air freezing level 8000 feet. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Tuesday: Mostly sunny. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet in the afternoon. Pass winds west 5 to 10 mph.

Tuesday Night: Mostly cloudy. Free air freezing level 10000 feet. Pass winds west 5 to 10 mph.

Wednesday: Partly sunny in the morning, then clearing. Free air freezing level 10000 feet. Pass winds northwest 5 to 10 mph.

Wednesday Night: Partly cloudy. Free air freezing level 11000 feet, increasing to Free air freezing level 12000 feet after midnight. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 11000 feet.

Thursday Night: Partly cloudy. Free air freezing level 11000 feet.

Friday: Sunny. Free air freezing level 11000 feet.

Friday Night: Mostly clear in the evening, then becoming partly cloudy. Free air freezing level 12000 feet.

Saturday: Mostly sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy. Free air freezing level 12000 feet.

Sunday: Mostly sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Snow level 7000 feet.

Memorial Day: Partly sunny with a 40 percent chance of rain. Snow level 6000 feet.

North Oregon Coast Range

503 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then becoming mostly cloudy. Lows in the lower 40s. Northwest wind 5 to 10 mph.

Tuesday: Partly sunny. Highs in the lower 60s. Winds light.

Tuesday Night: Mostly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Thursday: Sunny. Highs in the mid 70s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Friday: Mostly sunny. Highs in the lower 70s.

Friday Night: Partly cloudy. Lows in the mid 40s.

Saturday: Partly sunny. Highs around 70.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Mostly sunny. Highs in the mid 60s.

Sunday Night: Mostly cloudy with a 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

North Oregon Coast Range Lowlands

503 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Tuesday: Partly sunny. Highs in the mid 60s. Winds light.

Tuesday Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Partly sunny. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Patchy fog after midnight. Lows in the mid 40s. Northwest wind 5 to 10 mph.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.

Friday: Mostly sunny. Highs in the lower 70s.

Friday Night: Partly cloudy. Lows in the upper 40s.

Saturday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the mid 40s.

Sunday: Partly sunny. Highs in the upper 60s.

Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

Northern and Eastern Klamath County and Western Lake County

240 PM PDT Mon May 18 2026

Tonight: Partly cloudy early this evening then clearing. Lows in the mid 20s to mid 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds around 5 mph shifting to the northwest in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the lower 30s to lower 40s. North winds 5 to 10 mph.

Wednesday: Partly cloudy in the morning then becoming sunny. Highs in the lower to mid 70s. North winds around 5 mph early in the morning becoming light, then becoming northwest around 5 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy in the morning then clearing. Highs in the mid 60s to lower 70s.

Ochoco-John Day Highlands

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the 60s.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the mid 60s to lower 70s.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s.

Thursday through Sunday Night: Mostly clear. Highs in the upper 60s to upper 70s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the 60s.

Siskiyou Mountains and Southern Oregon Cascades

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the mid 30s to lower 40s. Northwest winds 10 to 15 mph shifting to the northeast around 5 mph after midnight.

Tuesday: Sunny. Highs in the lower 60s to lower 70s. Northeast winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Wednesday: Sunny. Highs in the lower 60s to lower 70s. North winds 5 to 10 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph shifting to the northeast around 5 mph after midnight.

Thursday through Sunday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy. Slight chance of rain in the afternoon. Highs in the lower 60s to lower 70s.

South Central Oregon Cascades

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 30s. Northwest winds 10 to 15 mph shifting to the east around 5 mph after midnight.

Tuesday: Sunny. Highs in the mid 50s to mid 60s. Southeast winds around 5 mph shifting to the northwest 10 to 15 mph in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Wednesday: Sunny. Highs in the lower 60s to lower 70s. North winds around 5 mph early in the morning becoming light, then becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 30s to mid 40s. Northwest winds 10 to 15 mph shifting to the northeast 5 to 10 mph after midnight.

Thursday through Saturday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 30s to mid 40s.

Saturday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s.

Sunday: Sunny. Highs in the lower 60s to lower 70s.

Sunday Night: Mostly clear. Slight chance of rain and snow after midnight. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy. Slight chance of rain and snow in the morning, then slight chance of rain in the afternoon. Highs in the mid 50s to lower 60s.

South Central Oregon Coast

240 PM PDT Mon May 18 2026

Tonight: Mostly clear then becoming partly cloudy after midnight then becoming mostly clear. Lows in the mid 40s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows around 50. North winds 5 to 10 mph.

Wednesday: Mostly cloudy in the morning then clearing. Highs in the mid 60s to lower 70s. North winds 10 to 15 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. North winds 10 to 15 mph decreasing to around 5 mph well after midnight.

Thursday and Thursday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 40s to lower 50s.

Friday through Saturday Night: Partly cloudy. Highs in the mid 60s to lower 70s. Lows in the mid 40s to lower 50s.

Sunday: Partly cloudy. Highs in the lower 60s to lower 70s.

Sunday Night: Partly cloudy. Slight chance of rain after midnight. Lows in the mid 40s to lower 50s.

Memorial Day: Mostly cloudy in the morning then becoming partly cloudy. Chance of rain. Highs in the lower to mid 60s.

Tillamook County Coast

503 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the upper 40s. North wind 10 to 15 mph, easing to light after midnight.

Tuesday: Mostly sunny. Highs in the lower 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows around 50. North wind 5 to 10 mph.

Wednesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 60s. North wind 10 to 15 mph.

Wednesday Night: Partly cloudy. Patchy fog after midnight. Lows in the upper 40s. North wind 10 to 15 mph.

Thursday: Sunny. Highs in the upper 60s.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.

Friday: Partly sunny. Highs in the mid 60s.

Friday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows around 50.

Saturday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the mid 60s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 60s.

Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

West Central Willamette Valley

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 40s. Northwest wind 5 to 10 mph.

Tuesday: Mostly sunny. Highs around 70. Winds light.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.

Wednesday: Sunny. Highs in the lower 70s. Winds light.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s.

Thursday Night: Mostly clear. Lows around 50.

Friday: Sunny. Highs in the upper 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the upper 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 30 percent chance of rain. Highs in the upper 60s.

Central Oregon Forecasts

Baker County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy with a slight chance of rain showers this evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 31 to 41. North winds 10 to 15 mph with gusts to 30 mph this evening, becoming light after midnight.

Tuesday: Sunny. Highs 64 to 71. Northwest winds up to 10 mph.

Tuesday Night: Partly cloudy. Lows 35 to 45. Northwest winds up to 10 mph.

Wednesday: Mostly sunny. Highs 66 to 74. Northwest winds up to 10 mph.

Wednesday Night: Mostly clear. Lows 36 to 46. Breezy. Northwest winds 10 to 20 mph. Gusts to 40 mph in the evening.

Thursday: Sunny. Highs 69 to 77.

Thursday Night: Partly cloudy. Lows 38 to 49.

Friday through Saturday: Mostly clear. Highs 73 to 83. Lows 41 to 51.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 44 to 54.

Sunday: Sunny. Highs 77 to 85.

Sunday Night: Partly cloudy. Lows 42 to 52.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs 69 to 77. Breezy.

Cascade Foothills of Marion and Linn Counties

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. North wind 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Highs in the mid 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Wednesday: Mostly sunny. Highs in the upper 60s. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the upper 40s. North wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the mid 70s.

Thursday Night: Mostly clear. Lows around 50.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the upper 60s.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Lows in the upper 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

Cascades of Lane County

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet after midnight. Pass winds north 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Free air freezing level 9000 feet. Pass winds northwest 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet after midnight. Pass winds northwest 5 to 10 mph in the evening, becoming light and variable.

Wednesday: Sunny. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet in the afternoon. Light and variable winds, becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Free air freezing level 12000 feet, increasing to Free air freezing level 13000 feet after midnight. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 12000 feet.

Thursday Night: Mostly clear. Free air freezing level 12000 feet.

Friday: Sunny. Free air freezing level 12000 feet.

Friday Night: Mostly clear. Free air freezing level 13000 feet.

Saturday: Sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 13000 feet.

Sunday: Sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Snow level 8000 feet.

Memorial Day: Partly sunny with a chance of rain and snow. Snow level 6500 feet. Chance of precipitation 40 percent.

Cascades of Marion and Linn Counties

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Free air freezing level 8000 feet. Pass winds north 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet in the afternoon. Pass winds northwest 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet after midnight. Pass winds northwest 5 to 10 mph.

Wednesday: Sunny. Free air freezing level 10000 feet. Pass winds northwest 5 to 10 mph.

Wednesday Night: Partly cloudy. Free air freezing level 12000 feet. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 12000 feet.

Thursday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 12000 feet.

Friday: Sunny. Free air freezing level 11000 feet.

Friday Night: Mostly clear. Free air freezing level 12000 feet.

Saturday: Mostly sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy. Free air freezing level 12000 feet.

Sunday: Mostly sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Snow level 7500 feet.

Memorial Day: Partly sunny with a 40 percent chance of rain. Snow level 6500 feet.

Central and Eastern Lake County

240 PM PDT Mon May 18 2026

Tonight: Partly cloudy early this evening then becoming mostly clear. Lows in the lower to mid 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. Northwest winds 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Wednesday: Mostly cloudy in the morning then clearing. Highs in the lower to mid 70s. North winds 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the lower to mid 40s. North winds 10 to 15 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy in the morning, then sunny with a slight chance of rain in the afternoon. Highs in the lower to mid 70s.

Central Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Northwest wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the lower 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the upper 30s to lower 40s. North wind 5 to 15 mph with gusts to around 30 mph in the evening, becoming light.

Wednesday: Sunny. Highs in the lower to mid 70s. Light wind.

Wednesday Night: Partly cloudy. Lows in the lower to mid 40s. North wind 5 to 15 mph with gusts to around 25 mph.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the 40s.

Memorial Day: Partly cloudy. Highs in the upper 60s to lower 70s.

Clackamas County Cascade Foothills

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. Winds light this evening, becoming light and variable.

Tuesday: Mostly sunny. Highs in the mid 60s. Northwest wind 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows in the mid 40s. Winds light.

Wednesday: Mostly cloudy in the morning, then clearing. Highs in the upper 60s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. Winds light.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the lower 70s.

Saturday Night: Partly cloudy. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the upper 60s.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the lower 60s.

East Slopes of the Oregon Cascades

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 20s to mid 30s.

Tuesday: Sunny. Highs in the mid 50s to mid 60s, except in the mid 60s to lower 70s valleys. Gusts up to 20 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 25 mph in the evening.

Wednesday: Sunny. Highs in the 60s, except in the upper 60s to mid 70s valleys.

Wednesday Night: Partly cloudy. Lows in the upper 30s to mid 40s.

Thursday through Sunday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to mid 40s.

Sunday Night: Partly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s to lower 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower 50s to lower 60s, except in the 60s valleys.

Foothills of the Southern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 40s. West wind 5 to 15 mph with gusts to around 30 mph.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. West wind 5 to 15 mph with gusts to around 25 mph.

Tuesday Night: Mostly cloudy. Lows in the mid to upper 40s. Breezy. West wind 10 to 20 mph with gusts to around 30 mph.

Wednesday: Partly cloudy. Highs in the upper 60s to lower 70s. West wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Breezy. Partly cloudy. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the mid to upper 60s.

Harney County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 31 to 38. North winds 10 to 15 mph.

Tuesday: Sunny. Highs 63 to 70. West winds up to 10 mph.

Tuesday Night: Increasing clouds. Lows 34 to 42. Northwest winds up to 10 mph.

Wednesday: Mostly sunny. Highs 67 to 74. Northwest winds up to 10 mph.

Wednesday Night: Partly cloudy. Lows 36 to 45. North winds 10 to 15 mph with gusts to 25 mph.

Thursday: Sunny. Highs 69 to 77.

Thursday Night: Partly cloudy. Lows 38 to 46.

Friday through Saturday: Mostly clear. Highs 72 to 82. Lows 40 to 49.

Saturday Night: Decreasing clouds. Lows 42 to 51.

Sunday: Sunny. Highs 77 to 84.

Sunday Night and Memorial Day: Partly cloudy. Lows 40 to 49. Highs 69 to 77.

John Day Basin

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid 30s to lower 40s. Northwest wind 5 to 15 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the lower to mid 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph in the evening, becoming light.

Wednesday: Partly cloudy. Highs in the lower to mid 70s. Light wind.

Wednesday Night: Partly cloudy. Lows in the 40s. North wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 60s to mid 70s.

Klamath Basin

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 30s. North winds 10 to 15 mph decreasing to around 5 mph well after midnight.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Wednesday: Sunny. Highs in the lower to mid 70s. North winds around 5 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. North winds 10 to 15 mph.

Thursday through Saturday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the lower 40s to lower 50s.

Sunday and Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Sunny. Highs in the mid 60s to mid 70s.

Lane County Cascade Foothills

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. North wind 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Highs in the upper 60s. North wind 5 to 10 mph.

Tuesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Wednesday: Partly sunny in the morning, then clearing. Highs around 70. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

North Central Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 30s to lower 40s. Breezy. West wind 10 to 20 mph with gusts to around 35 mph.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. West wind 5 to 10 mph. Gusts up to 25 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the lower to mid 40s. Breezy. West wind 10 to 20 mph. Gusts up to 35 mph decreasing to 25 mph overnight.

Wednesday: Sunny. Highs in the lower to mid 70s. Northwest wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid to upper 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Highs in the mid to upper 60s.

North Oregon Cascades

503 PM PDT Mon May 18 2026

Tonight: Mostly clear this evening, then becoming partly cloudy. Free air freezing level 8000 feet. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Tuesday: Mostly sunny. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet in the afternoon. Pass winds west 5 to 10 mph.

Tuesday Night: Mostly cloudy. Free air freezing level 10000 feet. Pass winds west 5 to 10 mph.

Wednesday: Partly sunny in the morning, then clearing. Free air freezing level 10000 feet. Pass winds northwest 5 to 10 mph.

Wednesday Night: Partly cloudy. Free air freezing level 11000 feet, increasing to Free air freezing level 12000 feet after midnight. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 11000 feet.

Thursday Night: Partly cloudy. Free air freezing level 11000 feet.

Friday: Sunny. Free air freezing level 11000 feet.

Friday Night: Mostly clear in the evening, then becoming partly cloudy. Free air freezing level 12000 feet.

Saturday: Mostly sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy. Free air freezing level 12000 feet.

Sunday: Mostly sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain. Snow level 7000 feet.

Memorial Day: Partly sunny with a 40 percent chance of rain. Snow level 6000 feet.

Northern and Eastern Klamath County and Western Lake County

240 PM PDT Mon May 18 2026

Tonight: Partly cloudy early this evening then clearing. Lows in the mid 20s to mid 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds around 5 mph shifting to the northwest in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the lower 30s to lower 40s. North winds 5 to 10 mph.

Wednesday: Partly cloudy in the morning then becoming sunny. Highs in the lower to mid 70s. North winds around 5 mph early in the morning becoming light, then becoming northwest around 5 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy in the morning then clearing. Highs in the mid 60s to lower 70s.

Ochoco-John Day Highlands

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the 60s.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the mid 60s to lower 70s.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s.

Thursday through Sunday Night: Mostly clear. Highs in the upper 60s to upper 70s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the 60s.

Siskiyou Mountains and Southern Oregon Cascades

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the mid 30s to lower 40s. Northwest winds 10 to 15 mph shifting to the northeast around 5 mph after midnight.

Tuesday: Sunny. Highs in the lower 60s to lower 70s. Northeast winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Wednesday: Sunny. Highs in the lower 60s to lower 70s. North winds 5 to 10 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph shifting to the northeast around 5 mph after midnight.

Thursday through Sunday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy. Slight chance of rain in the afternoon. Highs in the lower 60s to lower 70s.

South Central Oregon Cascades

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 30s. Northwest winds 10 to 15 mph shifting to the east around 5 mph after midnight.

Tuesday: Sunny. Highs in the mid 50s to mid 60s. Southeast winds around 5 mph shifting to the northwest 10 to 15 mph in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Wednesday: Sunny. Highs in the lower 60s to lower 70s. North winds around 5 mph early in the morning becoming light, then becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 30s to mid 40s. Northwest winds 10 to 15 mph shifting to the northeast 5 to 10 mph after midnight.

Thursday through Saturday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 30s to mid 40s.

Saturday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s.

Sunday: Sunny. Highs in the lower 60s to lower 70s.

Sunday Night: Mostly clear. Slight chance of rain and snow after midnight. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy. Slight chance of rain and snow in the morning, then slight chance of rain in the afternoon. Highs in the mid 50s to lower 60s.

Southern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the upper 50s to mid 60s. Gusts up to 20 mph in the afternoon.

Tuesday Night: Partly cloudy. Lows in the upper 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the 60s.

Wednesday Night: Mostly clear. Lows in the upper 30s to mid 40s.

Thursday through Sunday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to upper 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower to mid 60s.

East Oregon Forecasts

Baker County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy with a slight chance of rain showers this evening, then mostly clear after midnight. Chance of rain 20 percent. Lows 31 to 41. North winds 10 to 15 mph with gusts to 30 mph this evening, becoming light after midnight.

Tuesday: Sunny. Highs 64 to 71. Northwest winds up to 10 mph.

Tuesday Night: Partly cloudy. Lows 35 to 45. Northwest winds up to 10 mph.

Wednesday: Mostly sunny. Highs 66 to 74. Northwest winds up to 10 mph.

Wednesday Night: Mostly clear. Lows 36 to 46. Breezy. Northwest winds 10 to 20 mph. Gusts to 40 mph in the evening.

Thursday: Sunny. Highs 69 to 77.

Thursday Night: Partly cloudy. Lows 38 to 49.

Friday through Saturday: Mostly clear. Highs 73 to 83. Lows 41 to 51.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 44 to 54.

Sunday: Sunny. Highs 77 to 85.

Sunday Night: Partly cloudy. Lows 42 to 52.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs 69 to 77. Breezy.

Boise Mountains

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 24 to 39. Breezy.

Tuesday: Sunny. Highs 54 to 68.

Tuesday Night: Partly cloudy in the evening, then clearing. Lows 27 to 42.

Wednesday: Mostly sunny. Highs 58 to 72.

Wednesday Night: Decreasing clouds. Lows 29 to 44.

Thursday: Sunny. Highs 61 to 76.

Thursday Night: Increasing clouds. Lows 31 to 46.

Friday and Friday Night: Mostly clear. Highs 63 to 78. Lows 33 to 48.

Saturday through Sunday Night: Mostly clear. Highs 70 to 85. Lows 38 to 53.

Memorial Day: Mostly sunny. Highs 66 to 80.

Harney County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 31 to 38. North winds 10 to 15 mph.

Tuesday: Sunny. Highs 63 to 70. West winds up to 10 mph.

Tuesday Night: Increasing clouds. Lows 34 to 42. Northwest winds up to 10 mph.

Wednesday: Mostly sunny. Highs 67 to 74. Northwest winds up to 10 mph.

Wednesday Night: Partly cloudy. Lows 36 to 45. North winds 10 to 15 mph with gusts to 25 mph.

Thursday: Sunny. Highs 69 to 77.

Thursday Night: Partly cloudy. Lows 38 to 46.

Friday through Saturday: Mostly clear. Highs 72 to 82. Lows 40 to 49.

Saturday Night: Decreasing clouds. Lows 42 to 51.

Sunday: Sunny. Highs 77 to 84.

Sunday Night and Memorial Day: Partly cloudy. Lows 40 to 49. Highs 69 to 77.

John Day Basin

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the mid 30s to lower 40s. Northwest wind 5 to 15 mph in the evening, becoming light.

Tuesday: Sunny. Highs in the upper 60s to lower 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the lower to mid 40s. Northwest wind 5 to 10 mph with gusts to around 20 mph in the evening, becoming light.

Wednesday: Partly cloudy. Highs in the lower to mid 70s. Light wind.

Wednesday Night: Partly cloudy. Lows in the 40s. North wind 5 to 10 mph with gusts to around 20 mph.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 60s to mid 70s.

Lower Treasure Valley

130 PM PDT Mon May 18 2026

Tonight: Decreasing clouds. Lows 39 to 44. Northwest winds 10 to 15 mph. Gusts to 25 mph this evening.

Tuesday: Sunny. Highs 70 to 75. Northwest winds up to 10 mph.

Tuesday Night: Increasing clouds. Lows 42 to 47. Light winds.

Wednesday: Mostly sunny. Highs 73 to 78. Northwest winds up to 10 mph.

Wednesday Night: Mostly clear. Lows 45 to 50. North winds 10 to 15 mph.

Thursday through Friday Night: Mostly clear. Highs 75 to 83. Lows 45 to 52.

Saturday: Sunny. Highs 84 to 89.

Saturday Night: Decreasing clouds. Lows 52 to 57.

Sunday: Sunny. Highs 85 to 90.

Sunday Night and Memorial Day: Partly cloudy. Lows 50 to 55. Highs 79 to 84.

Malheur County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 32 to 42. North winds 10 to 15 mph with gusts to 25 mph this evening, becoming light after midnight.

Tuesday: Sunny. Highs 65 to 72. Northwest winds up to 10 mph.

Tuesday Night: Partly cloudy. Lows 36 to 46. North winds up to 10 mph in the evening, becoming light after midnight.

Wednesday: Mostly sunny. Highs 69 to 76. North winds up to 10 mph.

Wednesday Night: Partly cloudy. Lows 39 to 49. Breezy. North winds 10 to 20 mph with gusts to 30 mph.

Thursday: Sunny. Highs 71 to 78.

Thursday Night: Increasing clouds. Lows 40 to 50.

Friday through Saturday: Mostly clear. Highs 76 to 86. Lows 43 to 51.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 46 to 55.

Sunday: Sunny. Highs 81 to 88.

Sunday Night and Memorial Day: Partly cloudy. Lows 45 to 53. Highs 74 to 82.

Ochoco-John Day Highlands

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the 60s.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the mid 60s to lower 70s.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s.

Thursday through Sunday Night: Mostly clear. Highs in the upper 60s to upper 70s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the 60s.

Oregon Lower Treasure Valley

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 40 to 45. Northwest winds 10 to 15 mph.

Tuesday: Sunny. Highs 71 to 76. Light winds.

Tuesday Night: Partly cloudy. Lows 43 to 48. Light winds in the evening, becoming northwest up to 10 mph after midnight.

Wednesday: Mostly sunny. Highs 73 to 78. Light winds.

Wednesday Night: Mostly clear. Lows 46 to 51. North winds 10 to 15 mph with gusts to 25 mph.

Thursday: Sunny. Highs 76 to 81.

Thursday Night: Increasing clouds. Lows 47 to 52.

Friday and Friday Night: Mostly clear. Highs 78 to 83. Lows 48 to 53.

Saturday: Sunny. Highs 83 to 88.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 53 to 58.

Sunday: Sunny. Highs 85 to 90.

Sunday Night and Memorial Day: Partly cloudy. Lows 51 to 56. Highs 78 to 83.

Owyhee Mountains

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 33 to 42.

Tuesday: Sunny. Highs 62 to 67.

Tuesday Night: Increasing clouds. Lows 37 to 46.

Wednesday: Mostly sunny. Highs 65 to 70.

Wednesday Night: Partly cloudy. Lows 39 to 48.

Thursday: Sunny. Highs 67 to 72. Breezy.

Thursday Night: Increasing clouds. Lows 40 to 50.

Friday and Friday Night: Mostly clear. Highs 70 to 75. Lows 43 to 52.

Saturday: Sunny. Highs 76 to 81.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 47 to 57.

Sunday: Sunny. Highs 78 to 83.

Sunday Night and Memorial Day: Partly cloudy. Lows 47 to 55. Highs 72 to 78.

Southern Blue Mountains of Oregon

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the upper 50s to mid 60s. Gusts up to 20 mph in the afternoon.

Tuesday Night: Partly cloudy. Lows in the upper 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the 60s.

Wednesday Night: Mostly clear. Lows in the upper 30s to mid 40s.

Thursday through Sunday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to upper 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower to mid 60s.

Southwest Highlands

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 31 to 37. Breezy.

Tuesday: Sunny. Highs 60 to 68.

Tuesday Night: Partly cloudy. Lows 35 to 40.

Wednesday: Mostly sunny. Highs 66 to 73.

Wednesday Night: Decreasing clouds. Lows 39 to 44.

Thursday and Thursday Night: Mostly clear. Highs 68 to 75. Lows 39 to 44. Breezy.

Friday: Mostly sunny. Highs 71 to 78.

Friday Night and Saturday: Mostly clear. Lows 41 to 47. Highs 77 to 84.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 45 to 52.

Sunday: Sunny. Highs 81 to 87.

Sunday Night: Decreasing clouds. Lows 45 to 51.

Memorial Day: Sunny. Highs 78 to 83.

Upper Treasure Valley

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 36 to 41. Breezy. Northwest winds 10 to 20 mph with gusts to 30 mph this evening, decreasing to around 10 mph after midnight.

Tuesday: Sunny. Highs 69 to 74. Northwest winds up to 10 mph with gusts to 20 mph.

Tuesday Night: Partly cloudy. Lows 38 to 45. North winds around 10 mph in the evening, becoming light after midnight. Gusts to 20 mph.

Wednesday: Mostly sunny. Highs 73 to 78. Light winds in the morning, becoming northwest around 10 mph in the afternoon. Gusts to 20 mph.

Wednesday Night: Partly cloudy in the evening, then clearing. Lows 42 to 47. Northwest winds 10 to 15 mph with gusts to 25 mph.

Thursday through Friday Night: Mostly clear. Highs 75 to 83. Lows 42 to 50. Breezy.

Saturday through Memorial Day: Mostly clear. Highs 82 to 92. Lows 49 to 55. Breezy.

Upper Weiser River

130 PM PDT Mon May 18 2026

Tonight: Decreasing clouds. Lows 37 to 42. Breezy. North winds 10 to 20 mph with gusts to 30 mph this evening, decreasing to around 10 mph after midnight.

Tuesday: Sunny. Highs 65 to 71. Light winds.

Tuesday Night: Partly cloudy. Lows 41 to 46. North winds up to 10 mph.

Wednesday: Mostly sunny. Highs 68 to 75. Light winds.

Wednesday Night: Mostly clear. Lows 43 to 48. North winds 10 to 15 mph.

Thursday: Sunny. Highs 72 to 78.

Thursday Night: Increasing clouds. Lows 44 to 49.

Friday and Friday Night: Mostly clear. Highs 73 to 80. Lows 46 to 51.

Saturday: Sunny. Highs 79 to 85.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 49 to 54.

Sunday: Sunny. Highs 80 to 86.

Sunday Night and Memorial Day: Partly cloudy. Lows 49 to 54. Highs 73 to 79.

Wallowa County

437 PM PDT Mon May 18 2026

Rest Of Tonight: Partly cloudy. A 20 percent chance of rain showers in the evening. Lows in the upper 20s to upper 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny in the morning, becoming partly cloudy. Highs in the lower 50s to lower 60s, except in the 60s valleys.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s.

Wednesday: Partly cloudy. Highs in the mid 50s to lower 60s, except in the 60s valleys.

Wednesday Night: Mostly clear. Lows in the mid 30s to lower 40s.

Thursday through Friday Night: Mostly clear. Highs in the mid 50s to mid 60s, except in the mid 60s to mid 70s valleys. Lows in the upper 30s to upper 40s.

Saturday through Sunday Night: Partly cloudy. Highs in the lower 60s to lower 70s, except in the 70s valleys. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the mid 50s to mid 60s, except in the lower 60s to lower 70s valleys.

West Central Mountains

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy with a slight chance of rain and snow showers this evening, then mostly clear after midnight. Chance of precipitation 20 percent. Lows 28 to 38.

Tuesday: Sunny. Highs 52 to 66.

Tuesday Night: Partly cloudy. Lows 33 to 43.

Wednesday: Partly sunny. Highs 54 to 69.

Wednesday Night: Partly cloudy in the evening, then clearing. Areas of fog after midnight. Lows 34 to 44.

Thursday: Areas of fog in the morning. Sunny. Highs 58 to 72.

Thursday Night: Partly cloudy. Lows 35 to 45.

Friday and Friday Night: Mostly clear. Highs 60 to 74. Lows 37 to 47.

Saturday: Sunny. Highs 65 to 79.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 41 to 51.

Sunday: Sunny. Highs 66 to 80.

Sunday Night: Increasing clouds. Lows 41 to 51.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs 61 to 74.

Southwest Oregon Forecasts

Cascades of Lane County

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet after midnight. Pass winds north 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Free air freezing level 9000 feet. Pass winds northwest 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet after midnight. Pass winds northwest 5 to 10 mph in the evening, becoming light and variable.

Wednesday: Sunny. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet in the afternoon. Light and variable winds, becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Free air freezing level 12000 feet, increasing to Free air freezing level 13000 feet after midnight. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 12000 feet.

Thursday Night: Mostly clear. Free air freezing level 12000 feet.

Friday: Sunny. Free air freezing level 12000 feet.

Friday Night: Mostly clear. Free air freezing level 13000 feet.

Saturday: Sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 13000 feet.

Sunday: Sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Snow level 8000 feet.

Memorial Day: Partly sunny with a chance of rain and snow. Snow level 6500 feet. Chance of precipitation 40 percent.

Central and Eastern Lake County

240 PM PDT Mon May 18 2026

Tonight: Partly cloudy early this evening then becoming mostly clear. Lows in the lower to mid 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. Northwest winds 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Wednesday: Mostly cloudy in the morning then clearing. Highs in the lower to mid 70s. North winds 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the lower to mid 40s. North winds 10 to 15 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy in the morning, then sunny with a slight chance of rain in the afternoon. Highs in the lower to mid 70s.

Central Douglas County

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 40s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to mid 70s. North winds 5 to 10 mph.

Tuesday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s. North winds 5 to 10 mph.

Wednesday: Mostly cloudy in the morning then clearing. Highs in the mid 60s to mid 70s. North winds 5 to 10 mph.

Wednesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s. North winds 5 to 10 mph.

Thursday through Friday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Saturday: Partly cloudy. Highs in the lower 70s to lower 80s.

Saturday Night: Mostly clear. Lows in the mid 40s to lower 50s.

Sunday: Partly cloudy. Highs in the mid 60s to mid 70s.

Sunday Night: Mostly clear in the evening, then partly cloudy with a slight chance of rain after midnight. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy in the morning then becoming mostly cloudy. Chance of rain. Highs in the lower 60s to lower 70s.

Central Siskiyou County

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the mid 30s to lower 40s. North winds 10 to 15 mph with gusts to around 30 mph decreasing to around 5 mph after midnight.

Tuesday: Sunny. Highs in the lower 70s to lower 80s. North winds 5 to 10 mph.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. North winds 10 to 15 mph decreasing to around 5 mph after midnight.

Wednesday: Sunny. Highs in the lower 70s to lower 80s. North winds around 5 mph.

Wednesday Night: Mostly clear. Lows in the mid 40s to lower 50s. North winds 10 to 15 mph with gusts to around 30 mph decreasing to around 5 mph after midnight.

Thursday through Friday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the mid 40s to lower 50s.

Saturday: Sunny. Highs in the mid 70s to mid 80s.

Saturday Night through Sunday Night: Mostly clear. Lows in the mid 40s to lower 50s. Highs in the mid 70s to mid 80s.

Memorial Day: Sunny. Highs in the lower 70s to lower 80s.

Curry County Coast

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the mid 40s to lower 50s. North winds 10 to 15 mph.

Tuesday: Sunny. Highs in the mid 60s to mid 70s. North winds 10 to 15 mph.

Tuesday Night: Partly cloudy. Lows in the lower to mid 50s. North winds 10 to 15 mph.

Wednesday: Sunny. Highs in the mid 60s to mid 70s. North winds 10 to 15 mph.

Wednesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 50s. North winds 10 to 15 mph.

Thursday through Friday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower to mid 50s.

Saturday and Saturday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the lower to mid 50s.

Sunday and Sunday Night: Partly cloudy. Highs in the lower 60s to lower 70s. Lows around 50.

Memorial Day: Partly cloudy with a slight chance of rain. Highs in the lower 60s to lower 70s.

East Slopes of the Oregon Cascades

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 20s to mid 30s.

Tuesday: Sunny. Highs in the mid 50s to mid 60s, except in the mid 60s to lower 70s valleys. Gusts up to 20 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 25 mph in the evening.

Wednesday: Sunny. Highs in the 60s, except in the upper 60s to mid 70s valleys.

Wednesday Night: Partly cloudy. Lows in the upper 30s to mid 40s.

Thursday through Sunday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to mid 40s.

Sunday Night: Partly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s to lower 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower 50s to lower 60s, except in the 60s valleys.

Eastern Curry County and Josephine County

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 40s. North winds 5 to 10 mph in the valleys and north 10 to 15 mph at higher elevations.

Tuesday: Sunny. Highs in the mid 60s to mid 70s. In the valleys, light winds becoming north 5 to 10 mph in the late morning and afternoon. At higher elevations, north winds 10 to 15 mph.

Tuesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. North winds 5 to 10 mph in the valleys and north 10 to 15 mph at higher elevations.

Wednesday: Sunny. Highs in the mid 60s to mid 70s. North winds 5 to 10 mph in the valleys and north 10 to 15 mph at higher elevations.

Wednesday Night: Mostly clear. Lows in the mid 40s to lower 50s. North winds 5 to 10 mph in the valleys and north 15 to 20 mph at higher elevations. Gusts up to 30 mph late in the evening.

Thursday and Thursday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the mid 40s to mid 50s.

Friday: Sunny. Highs in the lower 70s to lower 80s.

Friday Night: Clear. Lows in the lower to mid 50s.

Saturday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to mid 50s.

Memorial Day: Partly cloudy with a slight chance of rain. Highs in the lower 60s to lower 70s.

Eastern Douglas County Foothills

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the mid 30s to mid 40s. North winds 5 to 10 mph shifting to the northeast well after midnight.

Tuesday: Sunny. Highs in the lower 60s to lower 70s. Northeast winds around 5 mph shifting to the northwest in the late morning and afternoon.

Tuesday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower to mid 40s. North winds 5 to 10 mph.

Wednesday: Partly cloudy in the morning then clearing. Highs in the lower 60s to lower 70s. Northeast winds around 5 mph early in the morning becoming light, then becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. North winds 5 to 10 mph shifting to the northeast well after midnight.

Thursday and Thursday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Friday through Sunday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 40s to lower 50s.

Sunday Night: Mostly clear in the evening, then partly cloudy with a slight chance of rain after midnight. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy in the morning then becoming mostly cloudy. Chance of rain. Highs in the lower to mid 60s.

Jackson County

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows around 40. Northwest winds 10 to 15 mph decreasing to around 5 mph after midnight, then shifting to the northeast well after midnight.

Tuesday: Sunny. Highs in the mid 70s to lower 80s in the valleys and in the mid 60s to lower 70s at higher elevations. Light winds becoming northwest 5 to 10 mph in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the mid 40s. Northwest winds 10 to 15 mph decreasing to around 5 mph after midnight.

Wednesday: Sunny. Highs in the mid 70s to lower 80s in the valleys and in the mid 60s to mid 70s at higher elevations. North winds around 5 mph early in the morning becoming light, then becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Mostly clear. Lows in the mid 40s to lower 50s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Thursday: Sunny. Highs in the mid 70s to mid 80s.

Thursday Night and Friday: Mostly clear. Lows in the mid 40s to lower 50s. Highs in the mid 70s to mid 80s.

Friday Night: Clear. Lows in the mid 40s to lower 50s.

Saturday through Sunday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the mid 40s to lower 50s.

Memorial Day: Partly cloudy. Slight chance of rain in the afternoon. Highs in the lower to mid 70s.

Klamath Basin

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 30s. North winds 10 to 15 mph decreasing to around 5 mph well after midnight.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Wednesday: Sunny. Highs in the lower to mid 70s. North winds around 5 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. North winds 10 to 15 mph.

Thursday through Saturday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the lower 40s to lower 50s.

Sunday and Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Sunny. Highs in the mid 60s to mid 70s.

Lane County Cascade Foothills

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower 40s. North wind 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Highs in the upper 60s. North wind 5 to 10 mph.

Tuesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph.

Wednesday: Partly sunny in the morning, then clearing. Highs around 70. North wind 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s. North wind 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Highs in the upper 70s.

Thursday Night: Mostly clear. Lows in the upper 40s.

Friday: Sunny. Highs in the mid 70s.

Friday Night: Mostly clear. Lows in the upper 40s.

Saturday: Mostly sunny. Highs in the mid 70s.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s.

Sunday: Mostly sunny. Highs in the lower 70s.

Sunday Night: Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

Memorial Day: Partly sunny with a 40 percent chance of rain. Highs in the mid 60s.

Modoc County

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the mid 30s. North winds around 5 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. Northeast winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming mostly cloudy. Lows around 40. North winds around 5 mph.

Wednesday: Partly cloudy in the morning then clearing. Highs in the lower to mid 70s. Northeast winds around 5 mph shifting to the northwest in the afternoon.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 5 to 10 mph shifting to the northeast well after midnight.

Thursday: Sunny. Highs in the mid 70s to lower 80s.

Thursday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s.

Friday through Sunday: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the mid 40s to lower 50s.

Sunday Night and Memorial Day: Mostly clear. Lows in the mid 40s. Highs in the lower 70s to lower 80s.

North Central and Southeast Siskiyou County

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the lower 30s to lower 40s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to mid 70s. Northeast winds around 5 mph shifting to the north late in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northwest winds 5 to 10 mph.

Wednesday: Sunny. Highs in the lower 70s to lower 80s. North winds around 5 mph shifting to the west late in the afternoon.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 5 to 10 mph shifting to the north well after midnight.

Thursday through Friday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Saturday: Sunny. Highs in the lower 70s to lower 80s.

Saturday Night and Sunday: Mostly clear. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.

Sunday Night and Memorial Day: Mostly clear. Lows in the lower to mid 40s. Highs in the lower 70s to lower 80s.

Northeast Siskiyou and Northwest Modoc Counties

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Tuesday: Sunny. Highs in the lower to mid 70s. Northwest winds around 5 mph.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northwest winds 5 to 10 mph.

Wednesday: Sunny. Highs in the mid 70s. Northwest winds around 5 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph decreasing to around 5 mph well after midnight.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Sunny. Highs in the lower to mid 70s.

Northern and Eastern Klamath County and Western Lake County

240 PM PDT Mon May 18 2026

Tonight: Partly cloudy early this evening then clearing. Lows in the mid 20s to mid 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds around 5 mph shifting to the northwest in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the lower 30s to lower 40s. North winds 5 to 10 mph.

Wednesday: Partly cloudy in the morning then becoming sunny. Highs in the lower to mid 70s. North winds around 5 mph early in the morning becoming light, then becoming northwest around 5 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy in the morning then clearing. Highs in the mid 60s to lower 70s.

Siskiyou Mountains and Southern Oregon Cascades

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the mid 30s to lower 40s. Northwest winds 10 to 15 mph shifting to the northeast around 5 mph after midnight.

Tuesday: Sunny. Highs in the lower 60s to lower 70s. Northeast winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Wednesday: Sunny. Highs in the lower 60s to lower 70s. North winds 5 to 10 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph shifting to the northeast around 5 mph after midnight.

Thursday through Sunday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy. Slight chance of rain in the afternoon. Highs in the lower 60s to lower 70s.

South Central Oregon Cascades

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 30s. Northwest winds 10 to 15 mph shifting to the east around 5 mph after midnight.

Tuesday: Sunny. Highs in the mid 50s to mid 60s. Southeast winds around 5 mph shifting to the northwest 10 to 15 mph in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Wednesday: Sunny. Highs in the lower 60s to lower 70s. North winds around 5 mph early in the morning becoming light, then becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 30s to mid 40s. Northwest winds 10 to 15 mph shifting to the northeast 5 to 10 mph after midnight.

Thursday through Saturday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 30s to mid 40s.

Saturday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s.

Sunday: Sunny. Highs in the lower 60s to lower 70s.

Sunday Night: Mostly clear. Slight chance of rain and snow after midnight. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy. Slight chance of rain and snow in the morning, then slight chance of rain in the afternoon. Highs in the mid 50s to lower 60s.

South Central Oregon Coast

240 PM PDT Mon May 18 2026

Tonight: Mostly clear then becoming partly cloudy after midnight then becoming mostly clear. Lows in the mid 40s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds 5 to 10 mph.

Tuesday Night: Mostly cloudy. Lows around 50. North winds 5 to 10 mph.

Wednesday: Mostly cloudy in the morning then clearing. Highs in the mid 60s to lower 70s. North winds 10 to 15 mph.

Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. North winds 10 to 15 mph decreasing to around 5 mph well after midnight.

Thursday and Thursday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 40s to lower 50s.

Friday through Saturday Night: Partly cloudy. Highs in the mid 60s to lower 70s. Lows in the mid 40s to lower 50s.

Sunday: Partly cloudy. Highs in the lower 60s to lower 70s.

Sunday Night: Partly cloudy. Slight chance of rain after midnight. Lows in the mid 40s to lower 50s.

Memorial Day: Mostly cloudy in the morning then becoming partly cloudy. Chance of rain. Highs in the lower to mid 60s.

South Central Siskiyou County

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the lower 70s to lower 80s. Northeast winds around 5 mph shifting to the northwest late in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. North winds 5 to 10 mph.

Wednesday: Sunny. Highs in the lower 70s to lower 80s. North winds around 5 mph shifting to the southwest late in the afternoon.

Wednesday Night: Mostly clear. Lows in the lower 40s to lower 50s. West winds around 5 mph shifting to the north after midnight.

Thursday through Friday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the lower 40s to lower 50s.

Saturday: Sunny. Highs in the lower 70s to lower 80s.

Saturday Night and Sunday: Mostly clear. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.

Sunday Night and Memorial Day: Mostly clear. Lows in the lower 40s to lower 50s. Highs in the lower 70s to lower 80s.

Western Siskiyou County

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the lower to mid 40s. North winds 10 to 15 mph shifting to the northeast 5 to 10 mph well after midnight.

Tuesday: Sunny. Highs in the mid 60s to mid 70s. Northeast winds 5 to 10 mph shifting to the north in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s. North winds 10 to 15 mph shifting to the northeast 5 to 10 mph well after midnight.

Wednesday: Sunny. Highs in the lower 70s to lower 80s. Northeast winds 5 to 10 mph shifting to the north late in the afternoon.

Wednesday Night: Mostly clear. Lows in the mid 40s to lower 50s. North winds 10 to 15 mph shifting to the northeast around 5 mph well after midnight.

Thursday: Sunny. Highs in the mid 70s to mid 80s.

Thursday Night through Friday Night: Mostly clear. Lows in the lower to mid 50s. Highs in the mid 70s to mid 80s.

Saturday: Sunny. Highs in the mid 70s to mid 80s.

Saturday Night and Sunday: Mostly clear. Lows in the lower to mid 50s. Highs in the mid 70s to mid 80s.

Sunday Night: Mostly clear. Lows in the mid 40s to lower 50s.

Memorial Day: Sunny. Slight chance of rain in the afternoon. Highs in the mid 60s to mid 70s.

South Oregon Forecasts

Cascades of Lane County

503 PM PDT Mon May 18 2026

Tonight: Mostly clear. Free air freezing level 8000 feet, increasing to Free air freezing level 9000 feet after midnight. Pass winds north 5 to 10 mph, becoming light after midnight.

Tuesday: Sunny. Free air freezing level 9000 feet. Pass winds northwest 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet after midnight. Pass winds northwest 5 to 10 mph in the evening, becoming light and variable.

Wednesday: Sunny. Free air freezing level 10000 feet, increasing to Free air freezing level 11000 feet in the afternoon. Light and variable winds, becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Free air freezing level 12000 feet, increasing to Free air freezing level 13000 feet after midnight. Pass winds northwest 5 to 10 mph, becoming light after midnight.

Thursday: Sunny. Free air freezing level 12000 feet.

Thursday Night: Mostly clear. Free air freezing level 12000 feet.

Friday: Sunny. Free air freezing level 12000 feet.

Friday Night: Mostly clear. Free air freezing level 13000 feet.

Saturday: Sunny. Free air freezing level 12000 feet.

Saturday Night: Partly cloudy in the evening, then becoming mostly clear. Free air freezing level 13000 feet.

Sunday: Sunny. Free air freezing level 12000 feet.

Sunday Night: Partly cloudy with a 20 percent chance of rain. Snow level 8000 feet.

Memorial Day: Partly sunny with a chance of rain and snow. Snow level 6500 feet. Chance of precipitation 40 percent.

Central and Eastern Lake County

240 PM PDT Mon May 18 2026

Tonight: Partly cloudy early this evening then becoming mostly clear. Lows in the lower to mid 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. Northwest winds 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Wednesday: Mostly cloudy in the morning then clearing. Highs in the lower to mid 70s. North winds 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the lower to mid 40s. North winds 10 to 15 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy in the morning, then sunny with a slight chance of rain in the afternoon. Highs in the lower to mid 70s.

East Slopes of the Oregon Cascades

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the upper 20s to mid 30s.

Tuesday: Sunny. Highs in the mid 50s to mid 60s, except in the mid 60s to lower 70s valleys. Gusts up to 20 mph in the afternoon.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 25 mph in the evening.

Wednesday: Sunny. Highs in the 60s, except in the upper 60s to mid 70s valleys.

Wednesday Night: Partly cloudy. Lows in the upper 30s to mid 40s.

Thursday through Sunday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the upper 30s to mid 40s.

Sunday Night: Partly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s to lower 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain and high mountain snow showers. Highs in the lower 50s to lower 60s, except in the 60s valleys.

Harney County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 31 to 38. North winds 10 to 15 mph.

Tuesday: Sunny. Highs 63 to 70. West winds up to 10 mph.

Tuesday Night: Increasing clouds. Lows 34 to 42. Northwest winds up to 10 mph.

Wednesday: Mostly sunny. Highs 67 to 74. Northwest winds up to 10 mph.

Wednesday Night: Partly cloudy. Lows 36 to 45. North winds 10 to 15 mph with gusts to 25 mph.

Thursday: Sunny. Highs 69 to 77.

Thursday Night: Partly cloudy. Lows 38 to 46.

Friday through Saturday: Mostly clear. Highs 72 to 82. Lows 40 to 49.

Saturday Night: Decreasing clouds. Lows 42 to 51.

Sunday: Sunny. Highs 77 to 84.

Sunday Night and Memorial Day: Partly cloudy. Lows 40 to 49. Highs 69 to 77.

Klamath Basin

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 30s. North winds 10 to 15 mph decreasing to around 5 mph well after midnight.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Wednesday: Sunny. Highs in the lower to mid 70s. North winds around 5 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. North winds 10 to 15 mph.

Thursday through Saturday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the lower 40s to lower 50s.

Sunday and Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Sunny. Highs in the mid 60s to mid 70s.

Modoc County

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the mid 30s. North winds around 5 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. Northeast winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming mostly cloudy. Lows around 40. North winds around 5 mph.

Wednesday: Partly cloudy in the morning then clearing. Highs in the lower to mid 70s. Northeast winds around 5 mph shifting to the northwest in the afternoon.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 5 to 10 mph shifting to the northeast well after midnight.

Thursday: Sunny. Highs in the mid 70s to lower 80s.

Thursday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s.

Friday through Sunday: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the mid 40s to lower 50s.

Sunday Night and Memorial Day: Mostly clear. Lows in the mid 40s. Highs in the lower 70s to lower 80s.

North Central and Southeast Siskiyou County

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the lower 30s to lower 40s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to mid 70s. Northeast winds around 5 mph shifting to the north late in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northwest winds 5 to 10 mph.

Wednesday: Sunny. Highs in the lower 70s to lower 80s. North winds around 5 mph shifting to the west late in the afternoon.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 5 to 10 mph shifting to the north well after midnight.

Thursday through Friday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Saturday: Sunny. Highs in the lower 70s to lower 80s.

Saturday Night and Sunday: Mostly clear. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.

Sunday Night and Memorial Day: Mostly clear. Lows in the lower to mid 40s. Highs in the lower 70s to lower 80s.

Northeast Siskiyou and Northwest Modoc Counties

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Tuesday: Sunny. Highs in the lower to mid 70s. Northwest winds around 5 mph.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northwest winds 5 to 10 mph.

Wednesday: Sunny. Highs in the mid 70s. Northwest winds around 5 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph decreasing to around 5 mph well after midnight.

Thursday through Sunday Night: Mostly clear. Highs in the mid 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Sunny. Highs in the lower to mid 70s.

Northern and Eastern Klamath County and Western Lake County

240 PM PDT Mon May 18 2026

Tonight: Partly cloudy early this evening then clearing. Lows in the mid 20s to mid 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. North winds around 5 mph shifting to the northwest in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the lower 30s to lower 40s. North winds 5 to 10 mph.

Wednesday: Partly cloudy in the morning then becoming sunny. Highs in the lower to mid 70s. North winds around 5 mph early in the morning becoming light, then becoming northwest around 5 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy in the morning then clearing. Highs in the mid 60s to lower 70s.

Ochoco-John Day Highlands

437 PM PDT Mon May 18 2026

Rest Of Tonight: Mostly clear. Lows in the lower to mid 30s. Gusts up to 20 mph in the evening.

Tuesday: Sunny. Highs in the 60s.

Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Gusts up to 20 mph in the evening.

Wednesday: Partly cloudy. Highs in the mid 60s to lower 70s.

Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s.

Thursday through Sunday Night: Mostly clear. Highs in the upper 60s to upper 70s. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy with a 20 percent chance of rain showers. Highs in the 60s.

Siskiyou Mountains and Southern Oregon Cascades

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the mid 30s to lower 40s. Northwest winds 10 to 15 mph shifting to the northeast around 5 mph after midnight.

Tuesday: Sunny. Highs in the lower 60s to lower 70s. Northeast winds around 5 mph shifting to the northwest in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Wednesday: Sunny. Highs in the lower 60s to lower 70s. North winds 5 to 10 mph.

Wednesday Night: Mostly clear. Lows in the lower to mid 40s. Northwest winds 10 to 15 mph shifting to the northeast around 5 mph after midnight.

Thursday through Sunday Night: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy. Slight chance of rain in the afternoon. Highs in the lower 60s to lower 70s.

South Central Oregon Cascades

240 PM PDT Mon May 18 2026

Tonight: Mostly clear. Lows in the lower to mid 30s. Northwest winds 10 to 15 mph shifting to the east around 5 mph after midnight.

Tuesday: Sunny. Highs in the mid 50s to mid 60s. Southeast winds around 5 mph shifting to the northwest 10 to 15 mph in the late morning and afternoon.

Tuesday Night: Partly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 10 to 15 mph shifting to the north around 5 mph after midnight.

Wednesday: Sunny. Highs in the lower 60s to lower 70s. North winds around 5 mph early in the morning becoming light, then becoming northwest 5 to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows in the mid 30s to mid 40s. Northwest winds 10 to 15 mph shifting to the northeast 5 to 10 mph after midnight.

Thursday through Saturday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 30s to mid 40s.

Saturday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s.

Sunday: Sunny. Highs in the lower 60s to lower 70s.

Sunday Night: Mostly clear. Slight chance of rain and snow after midnight. Lows in the mid 30s to mid 40s.

Memorial Day: Partly cloudy. Slight chance of rain and snow in the morning, then slight chance of rain in the afternoon. Highs in the mid 50s to lower 60s.

South Central Siskiyou County

240 PM PDT Mon May 18 2026

Tonight: Clear. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the lower 70s to lower 80s. Northeast winds around 5 mph shifting to the northwest late in the afternoon.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. North winds 5 to 10 mph.

Wednesday: Sunny. Highs in the lower 70s to lower 80s. North winds around 5 mph shifting to the southwest late in the afternoon.

Wednesday Night: Mostly clear. Lows in the lower 40s to lower 50s. West winds around 5 mph shifting to the north after midnight.

Thursday through Friday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the lower 40s to lower 50s.

Saturday: Sunny. Highs in the lower 70s to lower 80s.

Saturday Night and Sunday: Mostly clear. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.

Sunday Night and Memorial Day: Mostly clear. Lows in the lower 40s to lower 50s. Highs in the lower 70s to lower 80s.

Southeast Oregon Forecasts

Boise Mountains

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 24 to 39. Breezy.

Tuesday: Sunny. Highs 54 to 68.

Tuesday Night: Partly cloudy in the evening, then clearing. Lows 27 to 42.

Wednesday: Mostly sunny. Highs 58 to 72.

Wednesday Night: Decreasing clouds. Lows 29 to 44.

Thursday: Sunny. Highs 61 to 76.

Thursday Night: Increasing clouds. Lows 31 to 46.

Friday and Friday Night: Mostly clear. Highs 63 to 78. Lows 33 to 48.

Saturday through Sunday Night: Mostly clear. Highs 70 to 85. Lows 38 to 53.

Memorial Day: Mostly sunny. Highs 66 to 80.

Central and Eastern Lake County

240 PM PDT Mon May 18 2026

Tonight: Partly cloudy early this evening then becoming mostly clear. Lows in the lower to mid 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the mid 60s to lower 70s. Northwest winds 5 to 10 mph.

Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Wednesday: Mostly cloudy in the morning then clearing. Highs in the lower to mid 70s. North winds 5 to 10 mph.

Wednesday Night: Partly cloudy. Lows in the lower to mid 40s. North winds 10 to 15 mph.

Thursday through Sunday Night: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower 40s to lower 50s.

Memorial Day: Partly cloudy in the morning, then sunny with a slight chance of rain in the afternoon. Highs in the lower to mid 70s.

Harney County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 31 to 38. North winds 10 to 15 mph.

Tuesday: Sunny. Highs 63 to 70. West winds up to 10 mph.

Tuesday Night: Increasing clouds. Lows 34 to 42. Northwest winds up to 10 mph.

Wednesday: Mostly sunny. Highs 67 to 74. Northwest winds up to 10 mph.

Wednesday Night: Partly cloudy. Lows 36 to 45. North winds 10 to 15 mph with gusts to 25 mph.

Thursday: Sunny. Highs 69 to 77.

Thursday Night: Partly cloudy. Lows 38 to 46.

Friday through Saturday: Mostly clear. Highs 72 to 82. Lows 40 to 49.

Saturday Night: Decreasing clouds. Lows 42 to 51.

Sunday: Sunny. Highs 77 to 84.

Sunday Night and Memorial Day: Partly cloudy. Lows 40 to 49. Highs 69 to 77.

Lower Treasure Valley

130 PM PDT Mon May 18 2026

Tonight: Decreasing clouds. Lows 39 to 44. Northwest winds 10 to 15 mph. Gusts to 25 mph this evening.

Tuesday: Sunny. Highs 70 to 75. Northwest winds up to 10 mph.

Tuesday Night: Increasing clouds. Lows 42 to 47. Light winds.

Wednesday: Mostly sunny. Highs 73 to 78. Northwest winds up to 10 mph.

Wednesday Night: Mostly clear. Lows 45 to 50. North winds 10 to 15 mph.

Thursday through Friday Night: Mostly clear. Highs 75 to 83. Lows 45 to 52.

Saturday: Sunny. Highs 84 to 89.

Saturday Night: Decreasing clouds. Lows 52 to 57.

Sunday: Sunny. Highs 85 to 90.

Sunday Night and Memorial Day: Partly cloudy. Lows 50 to 55. Highs 79 to 84.

Malheur County

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 32 to 42. North winds 10 to 15 mph with gusts to 25 mph this evening, becoming light after midnight.

Tuesday: Sunny. Highs 65 to 72. Northwest winds up to 10 mph.

Tuesday Night: Partly cloudy. Lows 36 to 46. North winds up to 10 mph in the evening, becoming light after midnight.

Wednesday: Mostly sunny. Highs 69 to 76. North winds up to 10 mph.

Wednesday Night: Partly cloudy. Lows 39 to 49. Breezy. North winds 10 to 20 mph with gusts to 30 mph.

Thursday: Sunny. Highs 71 to 78.

Thursday Night: Increasing clouds. Lows 40 to 50.

Friday through Saturday: Mostly clear. Highs 76 to 86. Lows 43 to 51.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 46 to 55.

Sunday: Sunny. Highs 81 to 88.

Sunday Night and Memorial Day: Partly cloudy. Lows 45 to 53. Highs 74 to 82.

Oregon Lower Treasure Valley

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 40 to 45. Northwest winds 10 to 15 mph.

Tuesday: Sunny. Highs 71 to 76. Light winds.

Tuesday Night: Partly cloudy. Lows 43 to 48. Light winds in the evening, becoming northwest up to 10 mph after midnight.

Wednesday: Mostly sunny. Highs 73 to 78. Light winds.

Wednesday Night: Mostly clear. Lows 46 to 51. North winds 10 to 15 mph with gusts to 25 mph.

Thursday: Sunny. Highs 76 to 81.

Thursday Night: Increasing clouds. Lows 47 to 52.

Friday and Friday Night: Mostly clear. Highs 78 to 83. Lows 48 to 53.

Saturday: Sunny. Highs 83 to 88.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 53 to 58.

Sunday: Sunny. Highs 85 to 90.

Sunday Night and Memorial Day: Partly cloudy. Lows 51 to 56. Highs 78 to 83.

Owyhee Mountains

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 33 to 42.

Tuesday: Sunny. Highs 62 to 67.

Tuesday Night: Increasing clouds. Lows 37 to 46.

Wednesday: Mostly sunny. Highs 65 to 70.

Wednesday Night: Partly cloudy. Lows 39 to 48.

Thursday: Sunny. Highs 67 to 72. Breezy.

Thursday Night: Increasing clouds. Lows 40 to 50.

Friday and Friday Night: Mostly clear. Highs 70 to 75. Lows 43 to 52.

Saturday: Sunny. Highs 76 to 81.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 47 to 57.

Sunday: Sunny. Highs 78 to 83.

Sunday Night and Memorial Day: Partly cloudy. Lows 47 to 55. Highs 72 to 78.

Southwest Highlands

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 31 to 37. Breezy.

Tuesday: Sunny. Highs 60 to 68.

Tuesday Night: Partly cloudy. Lows 35 to 40.

Wednesday: Mostly sunny. Highs 66 to 73.

Wednesday Night: Decreasing clouds. Lows 39 to 44.

Thursday and Thursday Night: Mostly clear. Highs 68 to 75. Lows 39 to 44. Breezy.

Friday: Mostly sunny. Highs 71 to 78.

Friday Night and Saturday: Mostly clear. Lows 41 to 47. Highs 77 to 84.

Saturday Night: Partly cloudy in the evening, then clearing. Lows 45 to 52.

Sunday: Sunny. Highs 81 to 87.

Sunday Night: Decreasing clouds. Lows 45 to 51.

Memorial Day: Sunny. Highs 78 to 83.

Upper Treasure Valley

130 PM PDT Mon May 18 2026

Tonight: Partly cloudy this evening, then clearing. Lows 36 to 41. Breezy. Northwest winds 10 to 20 mph with gusts to 30 mph this evening, decreasing to around 10 mph after midnight.

Tuesday: Sunny. Highs 69 to 74. Northwest winds up to 10 mph with gusts to 20 mph.

Tuesday Night: Partly cloudy. Lows 38 to 45. North winds around 10 mph in the evening, becoming light after midnight. Gusts to 20 mph.

Wednesday: Mostly sunny. Highs 73 to 78. Light winds in the morning, becoming northwest around 10 mph in the afternoon. Gusts to 20 mph.

Wednesday Night: Partly cloudy in the evening, then clearing. Lows 42 to 47. Northwest winds 10 to 15 mph with gusts to 25 mph.

Thursday through Friday Night: Mostly clear. Highs 75 to 83. Lows 42 to 50. Breezy.

Saturday through Memorial Day: Mostly clear. Highs 82 to 92. Lows 49 to 55. Breezy.

Regions

NOAA Forecasts

Filters

Northwest Oregon Forecasts

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