EventTornado Warning SeverityExtreme UrgencyImmediate CertaintyObserved AreaGreene, IA Effective8/13/2026, 5:46:00 AM CDT Expires8/13/2026, 6:15:00 AM CDT Tornado Warning issued August 13...
Forecasts
SPC Day 1/2/3 outlooks, convective outlooks
EventTornado Warning SeverityExtreme UrgencyImmediate CertaintyObserved AreaCarroll, IA Effective8/13/2026, 5:30:00 AM CDT Expires8/13/2026, 6:00:00 AM CDT Tornado Warning issued August 13...
EventFlash Flood Warning SeveritySevere UrgencyImmediate CertaintyLikely AreaMonona, IA; Thurston, NE Effective8/13/2026, 5:25:00 AM CDT Expires8/13/2026, 8:30:00 AM CDT Flash Flood...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaAudubon, IA; Carroll, IA; Crawford, IA; Greene, IA; Guthrie, IA Effective8/13/2026, 5:09:00 AM CDT...
EventDense Fog Advisory SeverityModerate UrgencyExpected CertaintyLikely AreaDunn; Mercer; Oliver; Golden Valley; Billings; Stark; Slope; Hettinger; Grant; Bowman; Adams; Western Morton;...
EventDense Fog Advisory SeverityModerate UrgencyExpected CertaintyLikely AreaWaushara; Winnebago; Calumet Effective8/13/2026, 5:05:00 AM CDT Expires8/13/2026, 9:00:00 AM CDT Dense Fog Advisory...
EventDense Fog Advisory SeverityModerate UrgencyExpected CertaintyLikely AreaMarquette; Green Lake; Fond Du Lac; Sauk; Columbia; Dodge; Washington; Iowa; Dane; Jefferson; Waukesha;...
EventTornado Warning SeverityExtreme UrgencyImmediate CertaintyObserved AreaCarroll, IA; Crawford, IA Effective8/13/2026, 4:44:00 AM CDT Expires8/13/2026, 5:15:00 AM CDT Tornado Warning issued...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaCrawford, IA Effective8/13/2026, 4:29:00 AM CDT Expires8/13/2026, 5:15:00 AM CDT Severe Thunderstorm Warning issued...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaOutagamie; Brown; Kewaunee; Waushara; Winnebago; Calumet; Manitowoc Effective8/13/2026, 4:25:00 AM CDT Expires8/13/2026, 7:00:00 AM...