National Weather Service United States Department of Commerce

Heavy Snow in the Northern Plains and Upper Midwest; Severe Thunderstorms in the Southern U.S.

In the north-central U.S., a storm will bring heavy snow and gusty to high winds over parts of the northern Plains and Upper Midwest today before moving across the Great Lakes with heavy lake effect snow Wednesday into Thanksgiving Day. Isolated severe thunderstorms are likely across parts of the Southeast/Deep South, mainly from this morning into early evening. Read More >

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Last Map Update: Tue, Nov 25, 2025 at 8:48:34 am PST

Dense fog is making it's return to the Valley tonight, with visibilities expected to be down to a quarter mile for each night and morning through at least Thursday across the San Joaquin Valley, including the I-5, SR-99, 152 and SR-198 corridors.
A Dense Fog Advisory has been issued through 1 PM Thanksgiving Day. If encountering low visibilities, slow down, turn on low beams, and leave plenty of distance between you and other vehicles.
Unsettled weather may make its return to Central California by Thanksgiving weekend, with precipitation possible until Monday, December 1st. Current precipitation ranges from a tenth of an inch to a half inch in the Valley for each day of the event, with snow levels dropping from 5000-6000 feet to around 4000 feet.

 

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