Extreme Heat Watch

Locations Affected

Des Moines, IA ∙ Ames, IA ∙ West Des Moines, IA ∙ Prole, IA ∙ Atlantic, IA ∙ Ackworth, IA ∙ Adair, IA ∙ Yale, IA ∙ Fonda, IA ∙ Churdan, IA

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 337 PM CDT Sat Jul 25 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL NOON CDT SUNDAY... ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM NOON TO 9 PM CDT SUNDAY... ...EXTREME HEAT WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... * WHAT...For the Heat Advisory, heat index values up to 105. For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 113 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 108 possible. * WHERE...Portions of central, north central, northwest, south central, southwest, and west central Iowa. * WHEN...For the Heat Advisory, until noon CDT Sunday. For the Extreme Heat Warning, from noon to 9 PM CDT Sunday. For the Extreme Heat Watch, from Sunday evening through Monday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses. 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.

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