Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

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Last Map Update: Wed, Dec 31, 2025 at 1:20:14 pm PST

Watches, Warnings & Advisories

National Weather Service Seattle/Tacoma, WA

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Winter Weather Advisory

Wind Advisory

Air Stagnation Advisory

Air Stagnation

Ice Accumulation Possible Thursday Night

Air Stagnation Advisories have been issued for Central Oregon, North-Central Oregon, Lower Columbia Basin of Washington/Oregon, Northern/Southern Blue Mountain Foothills, and the Yakima/Kittitas Valleys until noon on Thursday. Stagnant conditions will have the potential to trap pollutants near the ground and deteriorate air quality.

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Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

NWS Forecast Office Pendleton, OR