South Dakota Severe Severe Thunderstorm Warning | Effective 06/30/2026 23:52

Headline: 
Severe Thunderstorm Warning issued July 1 at 1:52AM CDT until July 1 at 2:30AM CDT by NWS Sioux Falls SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 30, 2026 - 11:52pm
Expires: 
July 1, 2026 - 12:30am
Description: 
SVRFSD The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Northwestern Charles Mix County in south central South Dakota... Gregory County in south central South Dakota... Douglas County in south central South Dakota... * Until 230 AM CDT. * At 152 AM CDT, severe thunderstorms were located along a line extending from 12 miles south of Gregory to near Naper to 10 miles northeast of Stuart, moving northeast at 70 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Severe thunderstorms will be near... Herrick around 155 AM CDT. Gregory, Burke, Bonesteel, and St. Charles around 200 AM CDT. Other locations in the path of these severe thunderstorms include Platte, Geddes and Lake Andes.
Instruction: 
Prepare immediately for large hail and damaging winds. People outside should move immediately to shelter inside a strong building. Stay away from windows. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Charles Mix, SD; Douglas, SD; Gregory, SD
Forcast Office: 
NWS Sioux Falls SD