EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaMoore; Potter Effective8/21/2026, 4:46:00 PM CDT Expires8/21/2026, 5:30:00 PM CDT Special Weather Statement issued...
Forecasts
SPC Day 1/2/3 outlooks, convective outlooks
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaWaushara; Winnebago Effective8/21/2026, 4:47:00 PM CDT Expires8/21/2026, 5:15:00 PM CDT Special Weather Statement issued...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaMarquette Effective8/21/2026, 4:41:00 PM CDT Expires8/21/2026, 5:30:00 PM CDT Special Weather Statement issued August...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaAtchison; Leavenworth; Buchanan Effective8/21/2026, 4:40:00 PM CDT Expires8/21/2026, 5:15:00 PM CDT Special Weather Statement...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaSan Augustine; Sabine Effective8/21/2026, 4:44:00 PM CDT Expires8/21/2026, 5:30:00 PM CDT Special Weather Statement...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaDubuque, IA Effective8/21/2026, 4:26:00 PM CDT Expires8/21/2026, 5:30:00 PM CDT Severe Thunderstorm Warning issued...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaClay, KS; Dickinson, KS Effective8/21/2026, 4:27:00 PM CDT Expires8/21/2026, 5:00:00 PM CDT Severe Thunderstorm...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaClayton, IA Effective8/21/2026, 4:28:00 PM CDT Expires8/21/2026, 4:45:00 PM CDT Severe Thunderstorm Warning issued...
EventTornado Warning SeverityExtreme UrgencyImmediate CertaintyObserved AreaDane, WI Effective8/21/2026, 4:18:00 PM CDT Expires8/21/2026, 5:00:00 PM CDT Tornado Warning issued August 21...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaAtchison; Leavenworth Effective8/21/2026, 4:11:00 PM CDT Expires8/21/2026, 4:45:00 PM CDT Special Weather Statement issued...