Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Last Update: 150 PM PST Tue Dec 23 2025

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Portland, OR Local Forecast Office

12NM SE Long Beach WA

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY AFTERNOON...

In The Main Channel


General Seas
7 to 9 ft subsiding to 6 ft wednesday evening.

First Ebb
Ebb current of 5.41 kt at 624 pm tuesday. Seas 8 ft.

Second Ebb
Ebb current of 3.0 kt at 715 am wednesday. Seas 5 to 6 ft.

Third Ebb
Ebb current of 5.06 kt at 704 pm wednesday. Seas 6 ft.



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150 PM PST Tue Dec 23 2025
 
 

RADAR & SATELLITE IMAGES

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