Seattle Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Seattle.

Use the Radar Maps link provided to understand the trajectory of a storm.

Heat Advisory issued July 11 at 11:14PM PDT until July 14 at 8:00PM PDT by NWS Spokane WA

* WHAT...High temperatures 95-105 expected. Overnight low temperatures 65-75. * WHERE...Fairfield, Othello, Disautel Pass, Moses Lake, Quincy, Cashmere, Number 1 Canyon, Badger Mountain Road, Cheney, Davenport, Peck, Rockford, Ephrata, Wilbur, Grand Coulee, Mansfield, Alpowa Summit, Coulee City, Odessa, Ritzville, Clarkston, Nespelem, Okanogan, Tonasket, Entiat, Wenatchee, Lewiston, Pomeroy, Worley, Bridgeport, Omak, Harrington, Culdesac, Downtown Spokane, Gifford, Lapwai, Coeur d'Alene, Brewster, Creston, Number 2 Canyon, Post Falls, Spokane Valley, Oroville, Waterville, Airway Heights, Hayden, Chelan, Lewiston Grade, and Pangborn Airport. * WHEN...From noon Saturday to 8 PM PDT Monday. * IMPACTS...Hot temperatures may cause heat illnesses. Warm low temperatures will limit ability to cool indoor spaces overnight for those without air conditioning.

Fire Weather Watch issued July 11 at 8:24PM PDT until July 13 at 9:00PM PDT by NWS Spokane WA

...HOT, DRY, WINDY SUNDAY AFTERNOON AND EVENING... .Hot and dry conditions will be in place on Sunday. Westerly winds will increase through the day across the East Slopes and into the Western Columbia Basin. There is a 30-50% chance for wind gusts of 30 mph or stronger along the ridgetops of the Cascades, into the foothills, and on to the Waterville Plateau. The National Weather Service in Spokane has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Sunday afternoon through Sunday evening. * Affected Area: Methow Valley (Zone 704), Foothills of Central Washington Cascades (Zone 705) and Waterville Plateau (Zone 706). * Winds: West 15 to 20 mph with gusts up to 30 mph. * Relative Humidities: 15 to 20 percent. * Impacts: Rapid fire spread is likely with any new fires.

Fire Weather Watch issued July 11 at 8:24PM PDT until July 13 at 9:00PM PDT by NWS Spokane WA

...HOT, DRY, WINDY SUNDAY AFTERNOON AND EVENING... .Hot and dry conditions will be in place on Sunday. Westerly winds will increase through the day across the East Slopes and into the Western Columbia Basin. There is a 30-50% chance for wind gusts of 30 mph or stronger along the ridgetops of the Cascades, into the foothills, and on to the Waterville Plateau. The National Weather Service in Spokane has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Sunday afternoon through Sunday evening. * Affected Area: East Washington Central Cascades (Zone 696). * Winds: West 10 to 20 mph with gusts up to 30 mph. * Relative Humidities: 18 to 25 percent in eastern half of zone 696 including lower river valleys around Leavenworth, Ardenvoir, and lower Lake Chelan increasing to 30-40% closer to the crest. * Impacts: Rapid fire spread is likely with any new fires.

Heat Advisory issued July 11 at 1:16PM PDT until July 13 at 10:00PM PDT by NWS Portland OR

* WHAT...For the Heat Advisory, temperatures between 93 and 97 degrees expected. For the Extreme Heat Watch, dangerously hot conditions with afternoon temperatures between 90 and 100 degrees and low temperatures between 65 to 70 degrees possible. * WHERE...Western and Central Columbia River Gorge and the Hood River Valley, Portland Metro Lowlands, Greater Vancouver Metro, and Central Willamette Valley. * WHEN...For the Heat Advisory, from 11 AM to 10 PM PDT Sunday. For the Extreme Heat Watch, from Tuesday afternoon through Wednesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...There is a 50-75% chance that Tuesday night low temperatures remain above 65 degrees and a 15-25% chance low temperatures remain above 70 degrees, which would limit overnight relief. The highest chances are in the Portland/Vancouver Metro Area and Columbia River Gorge. There is also 20-40% chance for high temperatures of 100 degrees or hotter across the Willamette Valley on Tuesday and Wednesday.

Extreme Heat Watch issued July 11 at 1:16PM PDT until July 17 at 12:00AM PDT by NWS Portland OR

* WHAT...For the Heat Advisory, temperatures between 93 and 97 degrees expected. For the Extreme Heat Watch, dangerously hot conditions with afternoon temperatures between 90 and 100 degrees and low temperatures between 65 to 70 degrees possible. * WHERE...Western and Central Columbia River Gorge and the Hood River Valley, Portland Metro Lowlands, Greater Vancouver Metro, and Central Willamette Valley. * WHEN...For the Heat Advisory, from 11 AM to 10 PM PDT Sunday. For the Extreme Heat Watch, from Tuesday afternoon through Wednesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...There is a 50-75% chance that Tuesday night low temperatures remain above 65 degrees and a 15-25% chance low temperatures remain above 70 degrees, which would limit overnight relief. The highest chances are in the Portland/Vancouver Metro Area and Columbia River Gorge. There is also 20-40% chance for high temperatures of 100 degrees or hotter across the Willamette Valley on Tuesday and Wednesday.

Extreme Heat Watch issued July 11 at 1:16PM PDT until July 17 at 12:00AM PDT by NWS Portland OR

* WHAT...Dangerously hot conditions with temperatures between 90 to 100 degrees possible. * WHERE...Lower Columbia River and Cowlitz River Valleys, Portland Metro Hills, and West Columbia River Gorge of Oregon above 500 ft. * WHEN...From Tuesday afternoon through Wednesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...There is a 40-60% chance that Tuesday night low temperatures remain above 65 degrees and a 10-15% chance low temperatures remain above 70 degrees, which would limit overnight relief. There is also a 10-25% chance for high temperatures of 100 degrees or hotter on Tuesday and Wednesday.

Heat Advisory issued July 11 at 12:02PM PDT until July 14 at 8:00PM PDT by NWS Pendleton OR

* WHAT...Hot conditions with temperatures around 100 degrees expected. This will pose a moderate to major risk of heat-related illness. * WHERE...Eastern Columbia River Gorge of Oregon and Washington, Lower Columbia Basin of Oregon and Washington, Foothills of the Northern Blue Mountains of Oregon, Kittitas Valley, Yakima Valley, and Foothills of the Blue Mountains of Washington. * WHEN...From noon Saturday to 8 PM PDT Monday. * IMPACTS...Hot temperatures may cause heat illnesses. Extreme heat will significantly increase the risk of heat-related illnesses for much of the population, especially those who are heat sensitive and those without effective cooling or adequate hydration. * ADDITIONAL DETAILS...Temperatures are expected to peak on Sunday. Afternoon highs may reach as high as 105 degrees across the lower Columbia Basin.