National Weather Service United States Department of Commerce

Unsettled Week From Northwest To Rockies; A Major Wet Storm System Over the East Late This Week

An active wet weather pattern will impact the Pacific Northwest into Inter-mountain West and Rockies, as two more storm systems arrive before the weekend. Expect heavy to excessive rain and widespread mountain snow. A couple of these systems will combine and evolve into a major very wet storm system with heavy to excessive rain, Thursday into the weekend, for the eastern half of the country. Read More >

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Last Map Update: Mon, Dec. 10, 2018 at 9:22:17 pm PST

National Weather Service Portland, ORNational Weather Service Pendleton, OR
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National Weather Service Boise, ID
National Weather Service Eureka, CANational Weather Service Sacramento, CANational Weather Service Reno, NV

Dense freezing fog may be a hazard to motorists in valleys east of the Cascades tonight through early Tuesday morning. This includes Klamath Falls, Chemult, Keno, Tulelake, Lakeview, Christmas Valley, Alturas and the surrounding areas. Area roads and highways will be affected by dense freezing fog, including Highway 140 east of Lake of the Woods, Highways 62 and 138 east of Crater Lake, Highway 97 in northern Siskiyou and Klamath counties, portions of highway 20 in northeast Lake county, highway 31 and highways 139, 299 and 395. Dense fog makes it difficult to see what’s ahead. Freezing fog may create slippery roads. Drive slowly and with caution. Turn on your low-beam lights. A freezing fog advisory is in effect through 8 am Tuesday morning. More information can be found on our detailed weather and hazards viewer.

 

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