EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaCalhoun, IA Effective10/9/2026, 12:48:00 AM CDT Expires10/9/2026, 1:30:00 AM CDT Severe Thunderstorm Warning issued...
Forecasts
SPC Day 1/2/3 outlooks, convective outlooks
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaPlymouth, IA; Sioux, IA; Lincoln, SD; Union, SD Effective10/9/2026, 12:35:00 AM CDT Expires10/9/2026, 1:15:00...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaCherokee, IA; Plymouth, IA Effective10/9/2026, 12:24:00 AM CDT Expires10/9/2026, 1:15:00 AM CDT Severe Thunderstorm...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaCalhoun, IA; Carroll, IA; Greene, IA; Sac, IA Effective10/9/2026, 12:16:00 AM CDT Expires10/9/2026, 1:00:00...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaCalhoun, IA; Pocahontas, IA; Sac, IA Effective10/9/2026, 12:06:00 AM CDT Expires10/9/2026, 12:45:00 AM CDT...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaBuena Vista, IA Effective10/8/2026, 11:55:00 PM CDT Expires10/9/2026, 12:45:00 AM CDT Severe Thunderstorm Warning...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaClay, SD; Lincoln, SD; Union, SD Effective10/8/2026, 11:57:00 PM CDT Expires10/9/2026, 12:45:00 AM CDT...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaLucas, IA; Mahaska, IA; Marion, IA; Monroe, IA; Warren, IA Effective10/8/2026, 11:49:00 PM CDT...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaPlymouth, IA; Sioux, IA Effective10/8/2026, 11:25:00 PM CDT Expires10/9/2026, 12:00:00 AM CDT Severe Thunderstorm...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaBoone, IA; Dallas, IA; Greene, IA; Guthrie, IA Effective10/8/2026, 11:07:00 PM CDT Expires10/9/2026, 12:00:00...