Blizzard Conditions Are Forecast Across Parts of the Northern Plains and Upper Great Lakes

In the north-central U.S., a strong storm will continue to bring heavy snow and gusty to high winds over parts of the northern Plains and Upper Midwest tonight before moving across the Great Lakes with heavy lake effect snow Wednesday into Thanksgiving Day. Read More >

Click a location below for detailed forecast.

Last Map Update: Tue, Nov 25, 2025 at 10:10:31 pm PST

Watches, Warnings & Advisories

National Weather Service Seattle/Tacoma, WA

Zoom Out

Winter Weather Advisory

Wintry Mix for Portions of I-90, I-84, and US-12

A pre-Thanksgiving winter system will produce snow accumulations across the Cascade crest and the Blue Mountains beginning late Tuesday morning through Tuesday night. Heaviest snow accumulations will be along the Washington Cascade crest, and interior portions of the Blue mountains north of Interstate 84. This system will also bring a chance of light freezing rain across the Washington Cascade east slopes, higher elevations of the Yakima valley, northern Blue mountains, and portions of the Kittitas, Grande Ronde, and Wallowa valleys Tuesday night. Portions of I-90, I-84, and US-12 in these areas will be impacted.