SIOUX FALLS SiouxFallsWeather.com

Sunday, May 17, 2026

Severe Thunderstorm Warning

SEVERE THUNDERSTORM WARNING NWS SIOUX FALLS SD 459 PM EDT SUN MAY 17 2026 SVRFSD The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Lincoln County in southeastern South Dakota... Southeastern Turner County in southeastern South Dakota... * Until 445 PM CDT. * At 359 PM CDT, severe thunderstorms were located along a line extending from near Parker to near Hurley to near Viborg, moving east at 45 mph. HAZARD...80 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be heavily damaged. Expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely. * Severe thunderstorms will be near... Centerville, Chancellor, and Davis around 405 PM CDT. Lennox around 410 PM CDT. Worthing around 415 PM CDT. Other locations in the path of these severe thunderstorms include Canton and Newton Hills State Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare immediately for large hail and damaging winds. People outside should move immediately to shelter inside a strong building. Stay away from windows. This is an EXTREMELY DANGEROUS SITUATION with tornado like wind speeds expected. Mobile homes and high profile vehicles are especially susceptible to winds of this magnitude and may be overturned. For your protection move to an interior room on the lowest floor of a building. These storms have the potential to cause serious injury and significant property damage. A Tornado Watch remains in effect until 1000 PM CDT for northwestern Iowa...and southeastern South Dakota. LAT...LON 4312 9706 4324 9701 4340 9710 4341 9656 4339 9652 4331 9652 4327 9659 4326 9655 4322 9656 4321 9647 4315 9647 4311 9644 4308 9646 4312 9706 $$ CAP