Washington Moderate Dense Fog Advisory | Effective 10/05/2026 08:50

Headline: 
Dense Fog Advisory issued October 5 at 8:50AM PDT until October 5 at 12:00PM PDT by NWS Seattle WA
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
October 5, 2026 - 8:50am
Expires: 
October 5, 2026 - 12:00pm
Description: 
* WHAT...Areas of visibility one half mile or less in dense fog. * WHERE...Portions of northwest and west central Washington. * WHEN...Until noon PDT today. * IMPACTS...Low visibility could make driving conditions hazardous.
Instruction: 
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Area Description: 
Foothills and Valleys of Thurston and Lewis Counties; Shoreline / Lynnwood / South Everett Area; Eastside; City of Seattle; Lowlands of Pierce and Southern King Counties; Olympia and Southern Puget Sound; Lowlands of Lewis and Southern Thurston Counties; Middle Chehalis River Valley; Willapa and Black Hills; Eastern Strait of Juan de Fuca; Western Strait of Juan de Fuca
Forcast Office: 
NWS Seattle WA
Sender: 
w-nws.webmaster@noaa.gov