Hazardous Weather Outlook
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
733 FLUS43 KDMX 180941 HWODMX Hazardous Weather Outlook National Weather Service Des Moines IA 441 AM CDT Sat Jul 18 2026 IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075- 081>086-092>097-190945- Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo- Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun- Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene- Boone-Story-Marshall-Tama-Audubon-Guthrie-Dallas-Polk-Jasper- Poweshiek-Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union- Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne- Appanoose-Davis- 441 AM CDT Sat Jul 18 2026 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Today and tonight There is a low chance for isolated thunderstorms this afternoon and evening, mainly along and south of I-80. Severe weather is not anticipated, but wind gusts up to 30 mph are possible. .DAYS TWO THROUGH SEVEN...Sunday through Friday Hot weather will persist over much of the area through Monday with Monday being the hottest day when heat index values will be over 100 degrees in most places. Additional thunderstorm chances are forecast at times Sunday night through Monday night with the severe weather risk refined in the coming days. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. $$ Hagenhoff