Extreme Heat Warning
Status
Event Extended (Time) Active alertStart Time
Sun 07/26/2026 02:49 AM EDTEnd Time
Sun 07/26/2026 10:00 PM EDTSignificance
WarningImpacts
High impact
Locations Affected
Sioux Falls, SD ∙ Sioux City, IA ∙ Anderson, SD ∙ Ivanhoe, MN ∙ Hardwick, MN ∙ Brewster, MN ∙ Sergeant Bluff, IA ∙ George, IA ∙ Ola, SD ∙ Cherokee Municipal Airport, IAFull Alert Message
URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 149 AM CDT Sun Jul 26 2026 ...EXTREME HEAT WARNING NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING... * WHAT...Dangerously hot conditions with heat index values peaking from 105 to 115 degrees. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, northeast Nebraska, and central, east central, south central, and southeast South Dakota. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. 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. 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.
Technical Header
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ038>040-050-052>071-261700- /O.EXT.KFSD.XH.W.0003.000000T0000Z-260727T0200Z/ Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-Buena Vista-Woodbury-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory- Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook- Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Lincoln-Bon Homme- Yankton-Clay-Union- Including the cities of Armour, Alexandria, Lake Preston, Delmont, Wagner, Sheldon, Springfield, Rock Valley, Arnolds Park, Hawarden, Platte, Ida Grove, Freeman, Vermillion, Hull, Sioux City, Mountain Lake, Huron, Chancellor, Sibley, Harrisburg, Milford, Inwood, Canistota, South Sioux City, Battle Creek, Tyndall, Gregory, Flandreau, Lake Benton, Lennox, Menno, Centerville, Cherokee, Storm Lake, Parkston, Arlington, Wessington Springs, Wakefield, Orange City, Le Mars, Beresford, Orland, Hendricks, Avon, Sanborn, Slayton, Ivanhoe, Hurley, Marshall, Larchwood, Alpena, Clayton, Salem, Kimball, Tripp, Fulda, Tea, George, Windom, Elk Point, Woonsocket, Luverne, Rock Rapids, Tyler, Madison, Stickney, Pipestone, Tabor, Mitchell, Yankton, Chamberlain, Marty, White Lake, Ponca, Jefferson, Hartley, De Smet, Marion, Bridgewater, Allen, Parker, Sioux Falls, Corsica, Irene, Canton, North Sioux City, Montrose, Lakefield, Worthington, Jackson, Howard, Brookings, Alcester, Spirit Lake, Burke, Sioux Center, Holstein, Emery, Scotland, Lake Andes, Plankinton, Spencer, and Viborg 149 AM CDT Sun Jul 26 2026
