EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaPerkins, SD; Ziebach, SD Effective8/17/2026, 3:09:00 PM CDT Expires8/17/2026, 4:00:00 PM CDT Severe Thunderstorm...
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EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaPerkins, SD Effective8/17/2026, 3:07:00 PM CDT Expires8/17/2026, 4:00:00 PM CDT Severe Thunderstorm Warning issued...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaHettinger; Grant; Adams Effective8/17/2026, 3:00:00 PM CDT Expires8/17/2026, 3:30:00 PM CDT Special Weather Statement...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaSlope; Hettinger; Bowman; Adams Effective8/17/2026, 2:28:00 PM CDT Expires8/17/2026, 3:00:00 PM CDT Special Weather...
EventFlash Flood Warning SeveritySevere UrgencyImmediate CertaintyLikely AreaJeff Davis, TX Effective8/17/2026, 2:21:00 PM CDT Expires8/17/2026, 5:15:00 PM CDT Flash Flood Warning...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaHarding, SD; Perkins, SD Effective8/17/2026, 2:15:00 PM CDT Expires8/17/2026, 3:15:00 PM CDT Severe Thunderstorm...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaSlope; Bowman; Adams Effective8/17/2026, 2:06:00 PM CDT Expires8/17/2026, 2:30:00 PM CDT Special Weather Statement...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaHarding Effective8/17/2026, 2:03:00 PM CDT Expires8/17/2026, 2:30:00 PM CDT Special Weather Statement issued August...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaBowman; Adams Effective8/17/2026, 1:34:00 PM CDT Expires8/17/2026, 2:00:00 PM CDT Special Weather Statement issued...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaVan Horn and Highway 54 Corridor; Marfa Plateau; Davis Mountains; Davis Mountains Foothills Effective8/17/2026,...