Conditional Closure
I-84, Ontario MP 375 - 360
- Issued
- 10/29/2025 3:13:00 PM
Weather Alert
South Central Cascades, Siskiyous & South Cascades
NOAA Issue Date: 1/6/2026 03:21:00 AM
What
Heavy snow expected above 3500 feet this evening into early Wednesday morning. Heavy snow resumes Wednesday afternoon into Thursday morning. Total snow accumulations 4 to 10 inches from this evening into early Wednesday morning, mainly from highway 140 northward. Then, after a break on Wednesday morning, an additional 8 to 20 inches in the Cascades and 3 to 8 inches in the Siskiyou mountains Wednesday afternoon into Thursday morning. Winds gusting as high as 50 MPH over high and exposed terrain during both events.
Where
The southern Oregon Cascades and Siskiyou mountains, including Diamond Lake, Crater Lake, Lake of the woods, Siskiyou Summit, highways 138, 230, 140, 62 down to around Union Creek, 66, and interstate 5.
When
From 4 PM this afternoon to 10 AM PST Thursday.
Impacts
Road or highway closures are possible with feet of snow accumulation. The hazardous conditions could impact the evening and morning commutes. Gusty winds could bring down tree branches.
Precautionary/preparedness actions...
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Call 511 or visit tripcheck. Com for road information.
Weather Alert
Klamath Basin, North & East Klamath Co. & West Lake Co.
NOAA Issue Date: 1/6/2026 03:21:00 AM
What
Snow expected. Total snow accumulations of up to 3 inches from late this afternoon through tonight. Then, after a break on Wednesday morning, additional accumulations of between 6 and 12 inches from Wednesday afternoon into Thursday morning. Winds gusting as high as 40 MPH over high and exposed terrain.
Where
Klamath basin and northern and eastern Klamath county. This includes the communities of Chemult and Crescent as well as parts of highway 97.
When
From 4 PM this afternoon to 10 AM PST Thursday.
Impacts
Roads, and especially bridges and overpasses, will likely become slick and hazardous.
Additional details
Other Valley locations in Klamath and western Lake counties can expect up to 3 inches of snow during Wednesday evening.
Precautionary/preparedness actions...
Slow down and use caution while traveling. Call 511 or visit tripcheck. Com for road information.
Weather Alert
Douglas Co. East Foothills
NOAA Issue Date: 1/6/2026 03:21:00 AM
What
Heavy snow expected above 2000 feet. Total snow accumulations of 1 to 6 inches at elevations between 2000 and 3000 feet, including portions of highway 138 east of Steamboat. Also, 6 to 14 inches at elevations above 3000 feet, including the back country. Winds gusting as high as 35 MPH over high and exposed terrain.
Where
Eastern Douglas county foothills. This includes portions of highway 138 and Toketee Falls.
When
From 1 PM Wednesday to 10 AM PST Thursday.
Impacts
Travel may be very difficult to impossible. The hazardous conditions could impact the Wednesday evening and Thursday morning commutes.
Additional details
Light snow is expected in the back country from this evening into early Wednesday morning. After a break on Wednesday morning, moderate to heavy snow is expected Wednesday afternoon into Thursday morning.
Precautionary/preparedness actions...
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Call 511 or visit tripcheck. Com for road information.
Weather Alert
Central & East Lake Co.
NOAA Issue Date: 1/6/2026 03:10:00 AM
What
Southwest winds 25 to 35 MPH with gusts up to 55 MPH expected.
Where
The Summer Lake area in central Lake county, particularly highway 31 between Paisley and summer Lake.
When
From 7 AM to 7 PM PST Wednesday.
Impacts
Gusty winds will blow around unsecured objects and a few Power outages may result. Driving may be difficult due to crosswinds, especially for high profile vehicles.
Precautionary/preparedness actions...
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure light outdoor objects like tents or empty trash bins.
Weather Alert
North Oregon Cascades, Cascades of Marion and Linn Counties, Cascades of Lane County, South Washington Cascades
NOAA Issue Date: 1/6/2026 01:08:00 AM
What
Heavy snow expected. Total snow accumulations between two and four feet. Winds could gust as high as 45 MPH.
Where
South Washington Cascades and the northern and central Cascades of Oregon.
When
From 4 AM early this morning to 4 PM PST Thursday.
Impacts
Roads, and especially bridges and overpasses, will likely become slick and hazardous.
Additional details
For the south Washington Cascades, the heaviest snow will be Tuesday morning and afternoon, as well as Wednesday morning and afternoon. For the northern and central Oregon Cascades, the heaviest snow will be Tuesday afternoon and evening, as well as Wednesday afternoon and evening.
Precautionary/preparedness actions...
Consider postponing travel until weather conditions improve. If you must travel, be sure to slow down and allow extra time. If your car becomes trapped in deep snow, be sure to keep your car off to stay safe from potential carbon monoxide poisoning. If you are using a generator, be sure to keep it outdoors and away from windows and vents. Be aware that walking surfaces may be slick. Walk with extra care. Backcountry recreation is not advised.