South Dakota Severe Severe Thunderstorm Warning | Effective 07/04/2026 16:43

Headline: 
Severe Thunderstorm Warning issued July 4 at 6:43PM CDT until July 4 at 7:30PM CDT by NWS Aberdeen SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 4, 2026 - 4:43pm
Expires: 
July 4, 2026 - 5:30pm
Description: 
SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... East Central Lyman County in central South Dakota... * Until 730 PM CDT. * At 643 PM CDT, a severe thunderstorm was located over Oacoma, moving south at 5 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Trained spotters reported. At 637 PM, 1.25 inch hail was reported 3 miles northeast of Oacoma. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will be near... Oacoma around 700 PM CDT. Dude Ranch around 710 PM CDT.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and has produced large hail.
Area Description: 
Lyman, SD
Forcast Office: 
NWS Aberdeen SD