425 WWUS76 KSEW 222134 NPWSEW URGENT - WEATHER MESSAGE National Weather Service Seattle WA 234 PM PDT Mon Jun 22 2026 WAZ001-305-309>311-317>322-324-325-329-332-333-231200- /O.CON.KSEW.HT.Y.0002.000000T0000Z-260624T0600Z/ San Juan County-Foothills and Valleys of the North Cascades- Foothills and Valleys of Thurston and Lewis Counties-Lowlands of Western Whatcom County-Lowlands of Western Skagit and Northwestern Snohomish Counties-Olympia and Southern Puget Sound- Lowlands of Lewis and Southern Thurston Counties-Middle Chehalis River Valley-Willapa and Black Hills-Southern Hood Canal-Northern Hood Canal-Port Townsend Area-Eastern Strait of Juan de Fuca- Foothills of the Western and Southern Olympic Peninsula-Lower Chehalis River Valley-Island County- Including Sedro-Woolley, Grand Mound, Mount Vernon, Darrington, Mossyrock, Granite Falls, Clearwater, Port Townsend, Quinault, Seabeck, Quilcene, Friday Harbor, Rochester, Holly, Anacortes, Sudden Valley, Brinnon, Hoquiam, Elma, Forks, Langley, Beaver, Freeland, Tumwater, McCleary, Olympia, Fords Prairie, Morton, Skokomish, Chehalis, Lacey, Amanda Park, Pe Ell, Sequim, Humptulips, Montesano, Burlington, Aberdeen, Bellingham, Grisdale, Port Ludlow, and Leland 234 PM PDT Mon Jun 22 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT TUESDAY... * WHAT...Hot conditions with high temperatures in the 80s today and lower 80s to lower 90s Tuesday. Lows Tuesday morning in the 50s and lower 60s. This will pose a moderate risk of heat-related illness. * WHERE...Portions of northwest and west central Washington. * WHEN...Until 11 PM PDT Tuesday. * IMPACTS...Heat will significantly increase the risk of heat-related illnesses for those who are sensitive to heat, especially those without effective cooling or adequate hydration. 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. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. For sheltering information and other human services in your area, dial 2 1 1 during business hours or visit wa211.org anytime. && $$ WAZ306>308-312>316-323-231200- /O.CON.KSEW.HT.Y.0002.000000T0000Z-260625T0600Z/ Foothills and Valleys of Snohomish and Northern King Counties- Foothills and Valleys of Central King County-Foothills and Valleys of Pierce and Southern King Counties-Downtown Everett / Marysville Area-Shoreline / Lynnwood / South Everett Area- Eastside-City of Seattle-Lowlands of Pierce and Southern King Counties-Eastern Kitsap County- Including Seattle, Duvall, Edmonds, Lynnwood, Renton, Elk Plain, Enumclaw, Monroe, Silverdale, Tacoma, Covington-Sawyer-w, Eastgate, Bremerton, Everett, Kingsgate, Lake Stevens, Maple Valley, Snohomish, Mercer Island, North Bend, Marysville, Kenmore, Richmond Highlands, Kent, Kirkland, Redmond, Pine Lake, Newport Hills, Mirrormont, Federal Way, Prairie Ridge, Lea Hill, South Hill, Sahalee, and Bothell 234 PM PDT Mon Jun 22 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT WEDNESDAY... * WHAT...Hot conditions with high temperatures in the 80s today and Wednesday with highs in the lower 80s to lower 90s Tuesday. Low temperatures in the mid 50s to lower 60s. This will pose a moderate risk of heat-related illness. * WHERE...Eastern Kitsap County, City of Seattle, Downtown Everett / Marysville Area, Eastside, Foothills and Valleys of Central King County, Foothills and Valleys of Pierce and Southern King Counties, Foothills and Valleys of Snohomish and Northern King Counties, Lowlands of Pierce and Southern King Counties, and Shoreline / Lynnwood / South Everett Area. * WHEN...Until 11 PM PDT Wednesday. * IMPACTS...Heat will significantly increase the risk of heat-related illnesses for those who are sensitive to heat, especially those without effective cooling or adequate hydration. 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. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. For sheltering information and other human services in your area, dial 2 1 1 during business hours or visit wa211.org anytime. && $$ KJS