Weather Warnings for Washington

Issued by the National Weather Service

Current watches, warnings, and advisories for Washington
Alerts Updated: April 15, 2026, 10:45 pm  UTC


Flood Warning issued April 15 at 2:52PM PDT until April 16 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. For the Stehekin River...including Stehekin...Minor flooding is forecast. * WHAT...Minor flooding is occurring and 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 culverts are beginning to be overtopped. Water begins damaging Wood Road. * ADDITIONAL DETAILS... - At 2:30 PM PDT Wednesday the stage was 20.6 feet. - Bankfull stage is 19.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 2:30 PM PDT Wednesday was 20.7 feet. - Forecast...The river is forecast to drop below flood stage late tonight. Another rise to flood stage is forecast on April 20th. - Flood stage is 20.5 feet. - http://www.weather.gov/safety/flood
Severity:  Severe    Effective:  April 15, 2026, 2:52 pm      Expires:  April 16, 2026, 5:00 am
Area:  Chelan, WA


Winter Storm Warning issued April 15 at 1:49PM PDT until April 15 at 11:00PM PDT by NWS Seattle WA

Summary: * WHAT...Heavy snow at times. Additional snow accumulations up to 5 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 into tonight. Brief periods of higher snow rates will be possible in heavier showers, as well as in the vicinity of the Puget Sound Convergence Zone across Snohomish and King Counties.
Severity:  Severe    Effective:  April 15, 2026, 1:49 pm      Expires:  April 15, 2026, 11:00 pm
Area:  Cascades of Snohomish and Northern King Counties; Cascades of Southern King County; Cascades of Pierce and Lewis Counties


Frost Advisory issued April 15 at 1:25PM PDT until April 16 at 9:00AM PDT by NWS Seattle WA

Summary: * WHAT...Temperatures as low as 32 to 36 will result in frost formation. * WHERE...Eastern Kitsap County, Eastern Strait of Juan de Fuca, Foothills of the Western and Southern Olympic Peninsula, Lake Crescent Area Including US 101, Northern Hood Canal, Port Townsend Area, and Lowlands of Pierce and Southern King Counties. * WHEN...From 1 AM to 9 AM PDT Thursday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Relatively clear skies, and colder temperatures, will promote frost development early Thursday morning.
Severity:  Minor    Effective:  April 15, 2026, 1:25 pm      Expires:  April 15, 2026, 10:00 pm
Area:  Lowlands of Pierce and Southern King Counties; Northern Hood Canal; Eastern Kitsap County; Port Townsend Area; Eastern Strait of Juan de Fuca; Lake Crescent Area Including US 101; Foothills of the Western and Southern Olympic Peninsula


Freeze Warning issued April 15 at 1:25PM PDT until April 16 at 9:00AM PDT by NWS Seattle WA

Summary: * WHAT...Sub-freezing temperatures as low as 29 expected. * WHERE...Middle Chehalis River Valley, Southern Hood Canal, Lowlands of Lewis and Southern Thurston Counties, Olympia and Southern Puget Sound, and Willapa and Black Hills. * WHEN...From 1 AM to 9 AM PDT Thursday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 15, 2026, 1:25 pm      Expires:  April 15, 2026, 10:00 pm
Area:  Olympia and Southern Puget Sound; Lowlands of Lewis and Southern Thurston Counties; Middle Chehalis River Valley; Willapa and Black Hills; Southern Hood Canal


Winter Storm Warning issued April 15 at 11:40AM PDT until April 16 at 5:00AM PDT by NWS Portland OR

Summary: * WHAT...Heavy snow above 2500 ft. Additional snow accumulations of up to 1 foot, and total snow accumulations of 1 to 2 feet at pass level. Winds could gust as high as 35 mph. * WHERE...South Washington Cascades and the Northern and Central Cascades of Oregon. * WHEN...Until 5 AM PDT Thursday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous.
Severity:  Severe    Effective:  April 15, 2026, 11:40 am      Expires:  April 16, 2026, 1:00 am
Area:  North Oregon Cascades; Cascades of Marion and Linn Counties; Cascades of Lane County; South Washington Cascades


Frost Advisory issued April 15 at 10:50AM PDT until April 16 at 9:00AM PDT by NWS Portland OR

Summary: * WHAT...Temperatures of 32 to 36 degrees will result in frost formation. * WHERE...In Oregon, Lower Columbia River and Portland West Hills and Chehalem Mountain. In Washington, Willapa Hills. * WHEN...From 1 AM to 9 AM PDT Thursday. * IMPACTS...Frost could harm sensitive outdoor vegetation.
Severity:  Minor    Effective:  April 15, 2026, 10:50 am      Expires:  April 16, 2026, 1:00 am
Area:  Lower Columbia River; West Hills and Chehalem Mountains; Willapa Hills


Frost Advisory issued April 15 at 10:50AM PDT until April 16 at 9:00AM PDT by NWS Portland OR

Summary: * WHAT...Temperatures of 32 to 36 degrees will result in frost formation. * WHERE...Central and Southern Willamette Valley, Northern and Central Coast Range Valleys and Mountains of Oregon, Tualatin Valley, Clackamas County Cascade Foothills, Cowlitz County Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...From 1 AM to 9 AM PDT Thursday. * IMPACTS...Frost could harm sensitive outdoor vegetation.
Severity:  Minor    Effective:  April 15, 2026, 10:50 am      Expires:  April 16, 2026, 1:00 am
Area:  North Oregon Coast Range Lowlands; Central Oregon Coast Range Lowlands; North Oregon Coast Range; Central Oregon Coast Range; Tualatin Valley; West Central Willamette Valley; East Central Willamette Valley; Benton County Lowlands; Linn County Lowlands; Lane County Lowlands; Clackamas County Cascade Foothills; Cowlitz County Lowlands; North Clark County Lowlands; South Washington Cascade Foothills


Winter Weather Advisory issued April 15 at 10:34AM PDT until April 15 at 11:00PM PDT by NWS Pendleton OR

Summary: * WHAT...Snow showers expected. Additional snow accumulations of 2 to 6 inches above 2500 feet with locally higher amounts along the Cascade crest. Winds gusting as high as 45 mph. * WHERE...Upper Slopes of the Eastern Washington Cascades Crest. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Travel could be difficult due to periods of moderate to heavy snow. * ADDITIONAL DETAILS...Lighter snowfall amounts are forecast below 2500 feet along I-90 and US 12.
Severity:  Moderate    Effective:  April 15, 2026, 10:34 am      Expires:  April 15, 2026, 11:00 pm
Area:  Upper Slopes of the Eastern Washington Cascades Crest


Winter Weather Advisory issued April 15 at 10:34AM PDT until April 15 at 11:00PM PDT by NWS Pendleton OR

Summary: * WHAT...Snow expected. Additional snow accumulations of 2 to 6 inches above 4000 feet with locally higher amounts along the crest. Winds gusting as high as 35 mph. * WHERE...In Oregon, Northern Blue Mountains of Oregon. In Washington, Northwest Blue Mountains. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Travel could be difficult due to periods of moderate to heavy snow. * ADDITIONAL DETAILS...Lighter snowfall amounts are forecast below 4000 feet along I-84 and OR 204. Steady snowfall through this morning will turn over to snow showers through afternoon. Heaviest snowfall rates are expected this morning and early afternoon.
Severity:  Moderate    Effective:  April 15, 2026, 10:34 am      Expires:  April 15, 2026, 11:00 pm
Area:  Northern Blue Mountains of Oregon; Northwest Blue Mountains


Freeze Warning issued April 15 at 10:13AM PDT until April 16 at 9:00AM PDT by NWS Pendleton OR

Summary: * WHAT...Sub-freezing temperatures as low as 29 expected. * WHERE...In Oregon, Foothills of the Northern Blue Mountains of Oregon. In Washington, Kittitas Valley and Yakima Valley. * WHEN...From 11 PM this evening to 9 AM PDT Thursday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 15, 2026, 10:13 am      Expires:  April 15, 2026, 11:00 pm
Area:  Foothills of the Northern Blue Mountains of Oregon; Kittitas Valley; Yakima Valley


Freeze Warning issued April 15 at 1:12AM PDT until April 16 at 8:00AM PDT by NWS Spokane WA

Summary: * WHAT...Temperatures as low as 28 degrees expected. * WHERE...Creston, Coulee City, Ritzville, Wilbur, Harrington, Grand Coulee, and Odessa. * WHEN...From 2 AM to 8 AM PDT Thursday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 15, 2026, 1:12 am      Expires:  April 16, 2026, 8:00 am
Area:  Upper Columbia Basin


Freeze Warning issued April 15 at 1:12AM PDT until April 16 at 8:00AM PDT by NWS Spokane WA

Summary: * WHAT...Temperatures as low as 30 degrees expected. * WHERE...Ephrata, Quincy, Entiat, Number 1 Canyon, Wenatchee, Cashmere, Othello, Pangborn Airport, Moses Lake, Chelan, and Number 2 Canyon. * WHEN...From 2 AM to 8 AM PDT Thursday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 15, 2026, 1:12 am      Expires:  April 16, 2026, 8:00 am
Area:  Moses Lake Area; Wenatchee Area