Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Last Update: 130 AM PST Thu Dec 11 2025

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For More Weather Information:

Portland, OR Local Forecast Office

12NM SE Long Beach WA

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM PST THIS AFTERNOON...

In The Main Channel


General Seas
10 ft subsiding to 6 ft friday morning.

First Ebb
Ebb current of 3.37 kt at 953 am thursday. Seas 10 ft.

Second Ebb
Ebb current of 3.63 kt at 955 pm thursday. Seas 8 ft.

Third Ebb
Ebb current of 3.62 kt at 1052 am friday. Seas 6 ft.



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130 AM PST Thu Dec 11 2025
 
 

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