Washington Winter Storm Warning | Effective 04/15/2026 06:40

Headline: 
Winter Storm Warning issued April 15 at 6:40AM PDT until April 15 at 11:00PM PDT by NWS Seattle WA
Event: 
Winter Storm Warning
Urgency: 
Expected
Effective: 
April 15, 2026 - 6:40am
Expires: 
April 15, 2026 - 2:45pm
Description: 
* WHAT...Heavy snow. Additional snow accumulations of 2 to 6 inches. * WHERE...Cascades of Snohomish and Northern King Counties, Cascades of Pierce and Lewis Counties, and Cascades of Southern King County. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Snow showers will continue through this evening. Locally heavier amounts are possible if a Puget Sound Convergence Zone develops and stronger showers remain over the same location for an extended period of time.
Instruction: 
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Prepare for possible power outages.
Area Description: 
Cascades of Snohomish and Northern King Counties; Cascades of Southern King County; Cascades of Pierce and Lewis Counties
Forcast Office: 
NWS Seattle WA
Sender: 
w-nws.webmaster@noaa.gov