Minnesota, South Dakota Severe Severe Thunderstorm Warning | Effective 07/06/2026 20:42

Headline: 
Severe Thunderstorm Warning issued July 6 at 10:42PM CDT until July 6 at 11:30PM CDT by NWS Aberdeen SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 6, 2026 - 8:42pm
Expires: 
July 6, 2026 - 9:30pm
Description: 
SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Central Big Stone County in west central Minnesota... Northeastern Codington County in northeastern South Dakota... Grant County in northeastern South Dakota... Southeastern Roberts County in northeastern South Dakota... * Until 1130 PM CDT. * At 1042 PM CDT, severe thunderstorms were located along a line from near Lagoona Beach to near Marvin, or along a line from near Clinton to 8 miles southwest of Wilmot, moving south at 20 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Trained spotters reported. At 1032 PM CDT, wind of 60 miles per hour was reported 8 miles east southeast of Bonanza Grove. 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... Corona, Lismore Colony, Summit, Wilmot and Bonanza Grove around 1045 PM CDT. Lagoona Beach around 1050 PM CDT. Marvin, Ortonville and Big Stone City around 1100 PM CDT. Milbank around 1110 PM CDT.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. These storms have produced damaging winds and are capable of producing large hail.
Area Description: 
Big Stone, MN; Codington, SD; Grant, SD; Roberts, SD
Forcast Office: 
NWS Aberdeen SD