South Dakota Severe Severe Thunderstorm Warning | Effective 08/07/2026 00:39

Headline: 
Severe Thunderstorm Warning issued August 7 at 2:39AM CDT until August 7 at 3:15AM CDT by NWS Sioux Falls SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 7, 2026 - 12:39am
Expires: 
August 7, 2026 - 1:15am
Description: 
At 238 AM CDT, a severe thunderstorm was located over Bonesteel, or 17 miles northwest of Spencer, moving southeast at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of southeastern Gregory County, including the following locations... Fairfax.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sioux Falls.
Area Description: 
Gregory, SD
Forcast Office: 
NWS Sioux Falls SD
Sender: 
w-nws.webmaster@noaa.gov