EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaKeokuk, IA; Washington, IA Effective7/20/2026, 6:17:00 PM CDT Expires7/20/2026, 7:15:00 PM CDT Severe Thunderstorm...
Month: July 2026
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaBoone, IA; Hamilton, IA; Hardin, IA; Marshall, IA; Story, IA Effective7/20/2026, 6:09:00 PM CDT...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaJasper, IA; Marshall, IA; Story, IA Effective7/20/2026, 6:12:00 PM CDT Expires7/20/2026, 7:00:00 PM CDT...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaBoone, IA; Hamilton, IA; Hardin, IA; Story, IA Effective7/20/2026, 5:52:00 PM CDT Expires7/20/2026, 6:15:00...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaJasper, IA; Marshall, IA; Poweshiek, IA; Tama, IA Effective7/20/2026, 5:48:00 PM CDT Expires7/20/2026, 6:45:00...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaGrundy, IA; Hardin, IA Effective7/20/2026, 5:44:00 PM CDT Expires7/20/2026, 6:15:00 PM CDT Severe Thunderstorm...
EventSevere Thunderstorm Watch SeveritySevere UrgencyFuture CertaintyPossible AreaClinton, IA; Scott, IA; Bureau, IL; Hancock, IL; Henderson, IL; Henry, IL; McDonough, IL;...
EventTornado Watch SeverityExtreme UrgencyFuture CertaintyPossible AreaDes Moines, IA; Lee, IA; Van Buren, IA Effective7/20/2026, 5:32:00 PM CDT Expires7/20/2026, 10:00:00 PM...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaMarshall, IA; Story, IA Effective7/20/2026, 5:28:00 PM CDT Expires7/20/2026, 6:15:00 PM CDT Severe Thunderstorm...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaBenton, IA; Cedar, IA; Iowa, IA; Johnson, IA; Jones, IA; Linn, IA; Muscatine, IA...