Hazardous Weather Outlook
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
177 FLUS43 KDMX 180849 HWODMX Hazardous Weather Outlook National Weather Service Des Moines IA 349 AM CDT Tue Aug 18 2026 IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075- 081>086-092>097-190900- 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- 349 AM CDT Tue Aug 18 2026 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Today and tonight Thunderstorms are expected today. A damaging wind gusts and locally heavy rain is possible, mainly this morning. Isolated to scattered storms may redevelop this afternoon and continue tonight. The threat for severe weather is low with those storms. .DAYS TWO THROUGH SEVEN...Wednesday through Monday Occasional storm chances persist through the end of the week including over western Iowa on Wednesday and the entire area Thursday night. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$