Heat Advisory
Status
Event Continued Active alertStart Time
Fri 08/21/2026 02:00 PM EDTEnd Time
Sat 08/22/2026 01:00 AM EDTSignificance
AdvisoryImpacts
Low impact
Locations Affected
Spokane, WA ∙ Boyds, WA ∙ Loon Lake, WA ∙ Browne Mountain, WA ∙ Saddle Mountain National Wildlife Refuge, WA ∙ Colfax, WA ∙ Coeur d'Alene Lake, ID ∙ Dalton Gardens, ID ∙ West Wenatchee, WA ∙ Colburn, IDFull Alert Message
URGENT - WEATHER MESSAGE National Weather Service Spokane WA 222 AM PDT Fri Aug 21 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 10 PM PDT THIS EVENING... * WHAT...High temperatures ranging from the mid 90s to just over 100 degrees resulting in Major HeatRisk. * WHERE...Much of the Inland Northwest. * WHEN...From 11 AM this morning to 10 PM PDT this evening. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Low temperatures in the 60s and 70s Friday night will provide little overnight relief. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Technical Header
IDZ001>004-026-027-WAZ031>038-041-043-044-047-049-220500- /O.CON.KOTX.HT.Y.0004.260821T1800Z-260822T0500Z/ Northern Panhandle-Coeur d'Alene Area-Idaho Palouse-Central Panhandle Mountains-Lewiston Area-Lewis and Southern Nez Perce Counties-Northeast Blue Mountains-Lower Garfield and Asotin Counties-Washington Palouse-Moses Lake Area-Upper Columbia Basin- Spokane Area-Northeast Mountains-Okanogan Highlands-Wenatchee Area-Okanogan Valley-Waterville Plateau-Central Chelan County- Western Okanogan County- Including the cities of Culdesac, Clark Fork, Othello, Ephrata, Bridgeport, Coulee City, Sandpoint, Genesee, Lewiston, Highway 20 Wauconda Summit, Fernwood, Omak, Methow, Schweitzer Mountain Road, Sherman Pass, Ritzville, Number 2 Canyon, Plain, Newport, Post Falls, Wallace, Eastport, Creston, Winchester, Wauconda, Pangborn Airport, Kamiah, Nezperce, Spokane Valley, Conconully, Chewelah, Tonasket, Kellogg, Leavenworth, Uniontown, Wilbur, Mansfield, Quincy, Worley, Soldiers Meadow Road, Gifford, Lookout Pass, St. Maries, Anatone, Number 1 Canyon, Mullan, Peck, Priest River, Ione, Deer Park, Flowery Trail Road, Athol, Brewster, Orin-Rice Road, Fruitland, Davenport, Cloverland Road, Mountain Road, Winthrop, Badger Mountain Road, La Crosse, Potlatch, Kettle Falls, Chesaw Road, Clarkston, Cheney, Moses Lake, Fairfield, Inchelium, Disautel Pass, Loup Loup Pass, Dobson Pass, Nespelem, Boulder Creek Road, Wenatchee, Northport, Republic, Tekoa, Bonners Ferry, Lapwai, Metaline Falls, Twisp, Chelan, Harrington, Osburn, Rosalia, Tiger, Metaline, Pinehurst, Alpowa Summit, Entiat, Airway Heights, Rockford, Coeur d'Alene, Downtown Spokane, Plummer, Okanogan, Colfax, Waterville, Peola, Colville, Craigmont, Oroville, Cashmere, Lewiston Grade, Grand Coulee, Mazama, Pullman, Oakesdale, Fourth Of July Pass, Springdale-Hunters Road, Pomeroy, Odessa, Hayden, and Moscow 222 AM PDT Fri Aug 21 2026
