Winter Weather Advisory

Locations Affected

Peaceful Valley, WA ∙ Wenatchee National Forest, WA ∙ Mount Baker, WA ∙ Marblemount, WA ∙ Deming, WA ∙ Hidden Lake Peaks, WA ∙ Hamilton, WA ∙ Baker Lake, WA ∙ North Cascades National Park, WA ∙ Lyman Hill, WA

Full Alert Message

URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 1110 AM PDT Tue Mar 24 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 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...From 11 PM this evening to 5 AM PDT Thursday. * IMPACTS...Travel could be very difficult to impossible. * ADDITIONAL DETAILS...A convergence zone will develop Wednesday afternoon which could bring a period of locally heavier snow, especially at Steven's Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages.

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