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Public Safety Alerts

Iowa, Illinois, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 14:23

Extreme Heat Warning issued July 27 at 4:23PM CDT until July 27 at 10:00PM CDT by NWS Quad Cities IA IL

Event: Extreme Heat Warning

Desc: * WHAT...A dangerous combination of oppressively humid and hot conditions with heat index values between 105 to 115 expected into the evening. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 10 PM CDT this evening. *...

Areas: Buchanan County IA, Delaware County IA, Dubuque County IA, Benton County IA, Linn County IA, Jones County IA, Jackson County IA, Iowa County IA, Johnson County IA, Cedar County IA, Clinton County IA, Muscatine County IA, Scott County IA, Keokuk County IA, Washington County IA, Louisa County IA, Jefferson County IA, Henry County IA, Des Moines County IA, Van Buren County IA, Lee County IA, Jo Daviess County IL, Stephenson County IL, Carroll County IL, Whiteside County IL, Rock Island County IL, Henry County IL, Bureau County IL, Putnam County IL, Mercer County IL, Henderson County IL, Warren County IL, Hancock County IL, McDonough County IL, Scotland County MO, Clark County MO

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 14:23

Expires: Monday, July 27, 2026 - 20:00

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