EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaLyon, IA; Pipestone, MN; Rock, MN; Lake, SD; Lincoln, SD; McCook, SD; Minnehaha, SD;...
Forecasts
SPC Day 1/2/3 outlooks, convective outlooks
EventExtreme Heat Warning SeveritySevere UrgencyExpected CertaintyLikely AreaCass Effective7/1/2026, 3:25:00 AM CDT Expires7/1/2026, 1:30:00 PM CDT Extreme Heat Warning issued July...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaJerauld, SD; Sanborn, SD Effective7/1/2026, 3:08:00 AM CDT Expires7/1/2026, 3:45:00 AM CDT Severe Thunderstorm...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaLyon, IA; O'Brien, IA; Osceola, IA; Sioux, IA; Nobles, MN; Rock, MN; Lincoln, SD;...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaBon Homme, SD; Hutchinson, SD; Turner, SD; Yankton, SD Effective7/1/2026, 3:01:00 AM CDT Expires7/1/2026,...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaBuffalo, SD; Lyman, SD Effective7/1/2026, 2:54:00 AM CDT Expires7/1/2026, 3:30:00 AM CDT Severe Thunderstorm...
EventSpecial Weather Statement SeverityModerate UrgencyExpected CertaintyObserved AreaGrant; Hooker; Arthur; McPherson Effective7/1/2026, 2:48:00 AM CDT Expires7/1/2026, 3:30:00 AM CDT Special Weather...
EventSevere Thunderstorm Watch SeveritySevere UrgencyFuture CertaintyPossible AreaCottonwood, MN; Jackson, MN; Nobles, MN Effective7/1/2026, 2:51:00 AM CDT Expires7/1/2026, 6:00:00 AM CDT...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaHanson, SD; Hutchinson, SD; Lake, SD; Lincoln, SD; McCook, SD; Miner, SD; Minnehaha, SD;...
EventSevere Thunderstorm Warning SeveritySevere UrgencyImmediate CertaintyObserved AreaLyon, IA; Sioux, IA; Lincoln, SD; Union, SD Effective7/1/2026, 2:42:00 AM CDT Expires7/1/2026, 3:15:00...