305 WUUS53 KFSD 080412 SVRFSD SDC135-080500- /O.NEW.KFSD.SV.W.0283.260908T0412Z-260908T0500Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Sioux Falls SD 1112 PM CDT Mon Sep 7 2026 The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Central Yankton County in southeastern South Dakota... * Until midnight CDT. * At 1112 PM CDT, a severe thunderstorm was located over Utica, or 9 miles north of Lewis And Clark State Recreation Area, moving east at 30 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will be near... Yankton and Utica around 1115 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4288 9756 4306 9761 4313 9733 4287 9727 TIME...MOT...LOC 0412Z 253DEG 26KT 4300 9755 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ AP 725 WUUS53 KFSD 080419 SVRFSD SDC043-067-080500- /O.NEW.KFSD.SV.W.0284.260908T0419Z-260908T0500Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Sioux Falls SD 1119 PM CDT Mon Sep 7 2026 The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Southeastern Douglas County in south central South Dakota... Southwestern Hutchinson County in southeastern South Dakota... * Until midnight CDT. * At 1118 PM CDT, a severe thunderstorm was located over Armour, or 14 miles northeast of Lake Andes, moving east at 30 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...At 11:13 pm a SD mesonet station reported a 62 mph gust 1.7 miles south of Armour. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will be near... Delmont around 1125 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4325 9830 4328 9836 4331 9838 4349 9812 4323 9797 TIME...MOT...LOC 0418Z 250DEG 26KT 4330 9832 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ AP 648 WUUS53 KFSD 080421 SVRFSD SDC023-043-080500- /O.NEW.KFSD.SV.W.0285.260908T0421Z-260908T0500Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Sioux Falls SD 1121 PM CDT Mon Sep 7 2026 The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Central Charles Mix County in south central South Dakota... Northwestern Douglas County in south central South Dakota... * Until midnight CDT. * At 1121 PM CDT, a severe thunderstorm was located near Platte, or 16 miles northwest of Lake Andes, moving northeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Geddes around 1125 PM CDT. New Holland around 1130 PM CDT. Harrison around 1135 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4333 9888 4351 9861 4350 9850 4326 9835 4313 9875 4315 9879 TIME...MOT...LOC 0421Z 245DEG 29KT 4332 9878 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ AP 057 WUUS53 KFSD 080442 SVRFSD IAC119-167-SDC083-099-080530- /O.NEW.KFSD.SV.W.0286.260908T0442Z-260908T0530Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Sioux Falls SD 1142 PM CDT Mon Sep 7 2026 The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Western Lyon County in northwestern Iowa... Northwestern Sioux County in northwestern Iowa... Southeastern Minnehaha County in southeastern South Dakota... Eastern Lincoln County in southeastern South Dakota... * Until 1230 AM CDT. * At 1142 PM CDT, a severe thunderstorm was located near Canton, moving east at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Canton, Inwood, Newton Hills State Park, and Lake Alvin State Recreation Area around 1145 PM CDT. Larchwood around 1150 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4316 9661 4347 9684 4357 9647 4354 9645 4350 9645 4350 9642 4325 9626 TIME...MOT...LOC 0442Z 259DEG 29KT 4334 9660 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ AP 928 WUUS53 KFSD 080455 SVRFSD SDC003-023-035-043-061-067-125-080545- /O.NEW.KFSD.SV.W.0287.260908T0455Z-260908T0545Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Sioux Falls SD 1155 PM CDT Mon Sep 7 2026 The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Southern Davison County in southeastern South Dakota... Southern Aurora County in south central South Dakota... Northeastern Charles Mix County in south central South Dakota... Douglas County in south central South Dakota... Southwestern Hanson County in southeastern South Dakota... Turner County in southeastern South Dakota... Hutchinson County in southeastern South Dakota... * Until 1245 AM CDT. * At 1154 PM CDT, severe thunderstorms were located along a line extending from near Stickney to 6 miles northeast of Ravinia to 7 miles west of Hurley, moving northeast at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Severe thunderstorms will be near... Parker, Plankinton, Freeman, Armour, Tripp, Menno, Corsica, Hurley, Stickney, and Delmont around 1200 AM CDT. Marion around 1205 AM CDT. Parkston and Milltown around 1210 AM CDT. Other locations in the path of these severe thunderstorms include Monroe, Clayton, Ethan, Dimock and Dolton. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4381 9847 4350 9786 4349 9701 4317 9699 4316 9838 4356 9880 4358 9880 TIME...MOT...LOC 0454Z 227DEG 40KT 4361 9855 4320 9833 4327 9723 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ AP