Winter Weather Advisory

Locations Affected

Sumas Mountain, WA ∙ Mount Buckindy, WA ∙ Lyman, WA ∙ Fortress Mountain, WA ∙ Mount Bullen, WA ∙ Snowking Mountain, WA ∙ Van Zandt, WA ∙ Glacier Peak, WA ∙ Iron Mountain, WA ∙ Silverton, WA

Full Alert Message

URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 520 AM PDT Wed Mar 25 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY... * WHAT...Snow expected. Total snow accumulations between 8 and 12 inches. * WHERE...Cascades of Snohomish and Northern King Counties and Cascades of Whatcom and Skagit Counties. * WHEN...Until 5 AM PDT Thursday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...A convergence zone will develop Wednesday afternoon which could bring a period of locally heavier snow, especially at Stevens Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages.

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