South Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 23:29

Headline: 
Severe Thunderstorm Warning issued August 12 at 1:29AM CDT until August 12 at 1:45AM CDT by NWS Rapid City SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 11, 2026 - 11:29pm
Expires: 
August 11, 2026 - 11:45pm
Description: 
SVRUNR The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... Southeastern Tripp County in south central South Dakota... * Until 145 AM CDT. * At 129 AM CDT, severe thunderstorms were located along a line from 13 miles east of Colome to 22 miles south of Wewela, or along a line from 21 miles east of Winner to 46 miles south of Winner, moving southeast at 35 mph. HAZARD...70 mph wind gusts and small hail. SOURCE...Automated observations. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Wewela.
Instruction: 
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. These storms have produced widespread damaging winds. This storm has a history of producing damaging winds.
Area Description: 
Tripp, SD
Forcast Office: 
NWS Rapid City SD
Sender: 
w-nws.webmaster@noaa.gov