Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

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Last Map Update: Mon, Dec 29, 2025 at 5:58:14 am PST

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

National Weather Service San Joaquin Valley, CA

Cold Weather Advisory

Coastal Flood Advisory

Dense Fog Advisory

Frost Advisory

Air Stagnation Advisory

3 Day Outlook

Feeling cool, calm, and collected to close out 2025! 😎 Expect sunny skies, valley inversions, light winds, and chilly temperatures through the beginning of the week before another storm system arrives as early as New Years Day.