National Weather Service United States Department of Commerce

Cold Front Moving Through the Northeast U.S. Monday; Atmospheric River to Impact the Pacific Northwest Midweek

A cold front will cross the Great Lakes and Northeast U.S. through Monday with gusty winds and areas of rain showers. A strong atmospheric river is expected to move into the Pacific Northwest by midweek bringing a threat for moderate to heavy rainfall, gusty winds, and mountain snows for parts of Washington, Oregon, northern California, and the Sierra Nevada. Read More >

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Last Map Update: Sun, Nov 2, 2025 at 10:30:08 pm PST

*CORRECTION* A Dense Fog Advisory has been issued from 2 AM November 3 through 9 AM November 3 for the southern portions of the San Joaquin Valley. Highways impacted include Highways 41, 43, 99 and 198. #CAWx #Fresno
Towards midweek, a system will be approaching the Pacific Coast from the west, with the potential for rainfall in the valley and foothill areas and snowfall in the Sierra Nevada. Precipitation remains focused on the northern areas of our warning area, with a 40 to 50 percent probability for one quarter inch of rainfall or more over 24 hours ending 4PM Wednesday.
You wouldn’t think a little bit of rain could make the roads slippery, but after a dry stretch, it can happen. This is because oil and debris accumulate on the road during the dry period. Once the rain starts falling, roads become slick. Slow down in these situations. This is one of those hazards that can sneak up on you! With precipitation returning to the area

 

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