South Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 19:04

Headline: 
Severe Thunderstorm Warning issued August 11 at 9:04PM CDT until August 11 at 9:45PM CDT by NWS Aberdeen SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 11, 2026 - 7:04pm
Expires: 
August 11, 2026 - 7:45pm
Description: 
SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Northwestern Corson County in north central South Dakota... * Until 845 PM MDT. * At 804 PM MDT, a severe thunderstorm was located over Keldron, or 36 miles west of Bullhead, moving southeast at 25 mph. HAZARD...Tennis 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... Keldron and Morristown around 805 PM MDT.
Instruction: 
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD.
Area Description: 
Corson, SD
Forcast Office: 
NWS Aberdeen SD
Sender: 
w-nws.webmaster@noaa.gov