Severe Thunderstorm Warning issued August 24 at 8:12PM CDT until August 24 at 8:45PM CDT by NWS Aberdeen SD

Campbell, SD; Walworth, SD

Urgency: Immediate

Certainty: Observed

Onset: 8/25/2026, 1:12:00 AM

Expires: 8/25/2026, 1:45:00 AM

Details

At 812 PM CDT, a severe thunderstorm was located over Mound City, or 9 miles south of Herreid, moving east at 25 mph. HAZARD...Ping pong 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... Mound City around 815 PM CDT.

What To Do

Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD.

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Source: National Weather Service.