EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaHarding Effective8/17/2026, 6:25:00 PM CDT Expires8/17/2026, 7:00:00 PM CDT Special Weather Statement issued August...
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EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaCorson, SD; Dewey, SD Effective8/17/2026, 6:10:00 PM CDT Expires8/17/2026, 6:45:00 PM CDT Severe Thunderstorm...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaCuster Co Plains; Pennington Co Plains; Northern Oglala Lakota Effective8/17/2026, 6:03:00 PM CDT Expires8/17/2026,...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaDeuel, NE; Garden, NE Effective8/17/2026, 6:06:00 PM CDT Expires8/17/2026, 6:45:00 PM CDT Severe Thunderstorm...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaSt. Louis, MN Effective8/17/2026, 5:57:00 PM CDT Expires8/17/2026, 7:00:00 PM CDT Severe Thunderstorm Warning...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaJohnston Effective8/17/2026, 5:51:00 PM CDT Expires8/17/2026, 6:15:00 PM CDT Special Weather Statement issued August...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaDawes; North Sioux Effective8/17/2026, 5:53:00 PM CDT Expires8/17/2026, 6:30:00 PM CDT Special Weather Statement...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaDawes Effective8/17/2026, 5:46:00 PM CDT Expires8/17/2026, 6:30:00 PM CDT Special Weather Statement issued August...
EventSevere Thunderstorm Watch SeveritySevere UrgencyFuture CertaintyPossible AreaArthur, NE; Blaine, NE; Brown, NE; Cherry, NE; Deuel, NE; Garden, NE; Grant, NE;...
EventSevere Thunderstorm Watch SeveritySevere UrgencyFuture CertaintyPossible AreaBox Butte, NE; Dawes, NE; Sioux, NE Effective8/17/2026, 5:40:00 PM CDT Expires8/18/2026, 12:00:00 AM...