


Hazardous Weather Outlook
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
256 FLUS43 KDMX 181747 HWODMX Hazardous Weather Outlook National Weather Service Des Moines IA 1247 PM CDT Mon Aug 18 2025 IAZ004>007-015>017-023>026-033>038-044>050-057>062-070>075- 081>086-092>097-191800- Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo- Pocahontas-Humboldt-Wright-Franklin-Sac-Calhoun-Webster-Hamilton- Hardin-Grundy-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- 1247 PM CDT Mon Aug 18 2025 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...This afternoon and tonight A final round of storms are forecast to develop over portions of central into eastern Iowa this afternoon moving eastward by later this evening. The main severe hazards would be gusty winds and locally heavy rainfall. Heat continues on Monday with heat indices over 100 degrees possible in southern Iowa. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed through this evening. $$ IAZ027-028-039-191800- Butler-Bremer-Black Hawk- 1247 PM CDT Mon Aug 18 2025 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...This afternoon and tonight A final round of storms are forecast to develop over portions of central into eastern Iowa this afternoon moving eastward by later this evening. The main severe hazards would be gusty winds and locally heavy rainfall. Heat continues on Monday with heat indices over 100 degrees possible in southern Iowa. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday A few rivers may rise above flood stage later this week, which includes the following rivers and locations: Shell Rock at Shell Rock and Cedar River at Cedar Falls. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed through this evening. $$