BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Sioux Falls SD 443 PM CDT Wed Jun 17 2026 The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Western Lyon County in northwestern Iowa... Rock County in southwestern Minnesota... Southwestern Moody County in east central South Dakota... Southeastern Lake County in east central South Dakota... Minnehaha County in southeastern South Dakota... Lincoln County in southeastern South Dakota... Southern McCook County in southeastern South Dakota... Turner County in southeastern South Dakota... Eastern Hutchinson County in southeastern South Dakota... * Until 515 PM CDT. * At 441 PM CDT, severe thunderstorms were located along a line extending from Dell Rapids to near Humboldt to Marion, moving southeast at 55 mph. HAZARD...60 mph wind gusts. SOURCE...Mesonet. At 431 PM CDT, a 62 mph wind gust was reported 4 miles north of Dolton, SD. IMPACT...Expect damage to roofs, siding, and trees. * Severe thunderstorms will be near... Sioux Falls, Parker, Hartford, Crooks, Wall Lake, Baltic, Marion, Monroe, Ellis, and Dell Rapids around 445 PM CDT. Tea, Garretson, Chancellor, and Sherman around 450 PM CDT. Brandon, Lennox, Hurley, Palisades State Park, and Corson around 455 PM CDT. Harrisburg, Worthing, Valley Springs, Davis, Lake Alvin State Recreation Area, and Rowena around 500 PM CDT. Other locations in the path of these severe thunderstorms include Luverne, Beaver Creek, Larchwood and Hills. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4314 9717 4317 9717 4317 9761 4359 9760 4369 9723 4397 9695 4373 9605 4360 9606 4336 9638 4310 9680 TIME...MOT...LOC 2141Z 297DEG 48KT 4383 9675 4361 9702 4344 9729 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...OBSERVED MAX WIND GUST...60 MPH
