Forecasts

EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaBriscoe; Floyd Effective8/21/2026, 7:19:00 PM CDT Expires8/21/2026, 7:45:00 PM CDT Special Weather Statement issued...

EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaBox Butte Effective8/21/2026, 7:15:00 PM CDT Expires8/21/2026, 8:00:00 PM CDT Special Weather Statement issued...

EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaWaushara, WI; Winnebago, WI Effective8/21/2026, 7:03:00 PM CDT Expires8/21/2026, 8:30:00 PM CDT Severe Thunderstorm...

EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaVernon; St. Clair Effective8/21/2026, 6:57:00 PM CDT Expires8/21/2026, 8:00:00 PM CDT Special Weather Statement...

EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaBates; Henry Effective8/21/2026, 7:01:00 PM CDT Expires8/21/2026, 7:30:00 PM CDT Special Weather Statement issued...

EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaCedar, IA; Clinton, IA; Jones, IA; Scott, IA Effective8/21/2026, 6:51:00 PM CDT Expires8/21/2026, 7:30:00...

EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaCarroll, IL; Whiteside, IL; Clinton, IA; Jackson, IA Effective8/21/2026, 6:54:00 PM CDT Expires8/21/2026, 8:00:00...

EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaBox Butte, NE; Dawes, NE Effective8/21/2026, 6:55:00 PM CDT Expires8/21/2026, 8:00:00 PM CDT Severe...

EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaShelby; San Augustine Effective8/21/2026, 6:39:00 PM CDT Expires8/21/2026, 7:30:00 PM CDT Special Weather Statement...

EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaOutagamie, WI; Waupaca, WI Effective8/21/2026, 6:40:00 PM CDT Expires8/21/2026, 7:45:00 PM CDT Severe Thunderstorm...