Weather Warnings for Washington

Issued by the National Weather Service

Current watches, warnings, and advisories for Washington
Alerts Updated: April 7, 2026, 10:46 pm  UTC


Frost Advisory issued April 7 at 3:43PM PDT until April 8 at 9:00AM PDT by NWS Seattle WA

Summary: * WHAT...Temperatures as low as 32 to 36 will result in frost formation. * WHERE...Middle Chehalis River Valley, Foothills and Valleys of Thurston and Lewis Counties, Lowlands of Lewis and Southern Thurston Counties, Olympia and Southern Puget Sound, and Willapa and Black Hills. * WHEN...From 11 PM this evening to 9 AM PDT Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Severity:  Minor    Effective:  April 7, 2026, 3:43 pm      Expires:  April 7, 2026, 11:45 pm
Area:  Foothills and Valleys of Thurston and Lewis Counties; Olympia and Southern Puget Sound; Lowlands of Lewis and Southern Thurston Counties; Middle Chehalis River Valley; Willapa and Black Hills


Flood Warning issued April 7 at 3:08PM PDT until April 8 at 5:00AM PDT by NWS Spokane WA

Summary: ...The Flood Warning continues for the following rivers in Washington... Stehekin River at Stehekin affecting Chelan County. .Warm temperatures will melt high mountain snowpack and increase river flows. For the Stehekin River...including Stehekin...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Stehekin River at Stehekin. * WHEN...Until late tonight. * IMPACTS...At 20.5 feet, Water inundates some properties and overtops the temporary corduroy bridge. Company Creek Road inundated at northern end. Battalion Creek Colverts are beginning to be overtopped. Water begins damaging Wood Road. * ADDITIONAL DETAILS... - At 2:30 PM PDT Tuesday the stage was 20.4 feet. - Bankfull stage is 19.5 feet. - Forecast...The river will rise to flood stage late this afternoon, then decrease to below minor flood stage by early tomorrow morning. - Flood stage is 20.5 feet. - Flood History...This crest compares to a previous crest of 22.5 feet on 05/12/2019. - http://www.weather.gov/safety/flood
Severity:  Severe    Effective:  April 7, 2026, 3:08 pm      Expires:  April 8, 2026, 5:00 am
Area:  Chelan, WA


Frost Advisory issued April 7 at 9:21AM PDT until April 8 at 9:00AM PDT by NWS Portland OR

Summary: * WHAT...Temperatures as low as 34 to 36 degrees will result in frost formation. * WHERE...Central and Southern Willamette Valley, Tualatin Valley, and Inner Vancouver Metro. * WHEN...From 11 PM this evening to 9 AM PDT Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Severity:  Minor    Effective:  April 7, 2026, 9:21 am      Expires:  April 8, 2026, 9:00 am
Area:  Tualatin Valley; West Central Willamette Valley; East Central Willamette Valley; Benton County Lowlands; Linn County Lowlands; Lane County Lowlands; Inner Vancouver Metro


Frost Advisory issued April 7 at 9:21AM PDT until April 8 at 9:00AM PDT by NWS Portland OR

Summary: * WHAT...Temperatures as low as 33 to 36 degrees will result in frost formation. * WHERE...Willapa Hills and Adjacent River Valleys of Pacific and Wahkiakum Counties, Lower Columbia River and Cowlitz River Valleys, North Oregon Coast Range Lowlands, North Oregon Coast Range, Upper Hood River Valley, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...From 11 PM this evening to 9 AM PDT Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Severity:  Minor    Effective:  April 7, 2026, 9:21 am      Expires:  April 8, 2026, 9:00 am
Area:  North Oregon Coast Range Lowlands; North Oregon Coast Range; Lower Columbia River; Upper Hood River Valley; Willapa and Wahkiakum Lowlands; Willapa Hills; Cowlitz County Lowlands; North Clark County Lowlands; South Washington Cascade Foothills