Weather Alerts For South Seattle, WA

# HEADLINE -------------------- DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING # DETAILS -------------------- WHAT Visibility one quarter mile or less in dense fog. WHERE Eastern Kitsap County, Lowlands of Western Skagit and Northwestern Snohomish Counties, Lowlands of Western Whatcom County, City of Seattle, Downtown Everett / Marysville Area, Lowlands of Lewis and Southern Thurston Counties, Lowlands of Pierce and Southern King Counties, Olympia and Southern Puget Sound, and Shoreline / Lynnwood / South Everett Area. WHEN Until 9 AM PDT this morning. IMPACTS Low visibility could make driving conditions hazardous. ISSUED AT Thursday, October 15, 2026 at 2:07 AM PDT ISSUED BY National Weather Service Seattle WA HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- If driving, slow down, use your headlights, and leave plenty of distance ahead of you. # AREAS AFFECTED -------------------- Lowlands of Pierce and Southern King Counties, City of Seattle, Downtown Everett / Marysville Area, Eastern Kitsap County, Lowlands of Lewis and Southern Thurston Counties, Lowlands of Western Skagit and Northwestern Snohomish Counties, Lowlands of Western Whatcom County, Olympia and Southern Puget Sound, Shoreline / Lynnwood / South Everett Area Including Kent, Lake Stevens, Mount Vernon, Federal Way, Sedro-Woolley, Bellingham, Richmond Highlands, Lynnwood, Tacoma, Silverdale, Marysville, Edmonds, Chehalis, Olympia, Renton, Seattle, Anacortes, Lacey, Rochester, Everett, Bremerton, Grand Mound, Tumwater, Burlington, Fords Prairie, and Snohomish