South Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 15:14

Headline: 
Severe Thunderstorm Warning issued August 30 at 4:14PM MDT until August 30 at 4:45PM MDT by NWS Rapid City SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 30, 2026 - 3:14pm
Expires: 
August 30, 2026 - 3:45pm
Description: 
At 414 PM MDT, a severe thunderstorm was located 10 miles northeast of Ralph, or 36 miles west of Lemmon, moving northeast at 45 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Automated observations. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Ludlow, Ralph, Lodgepole, northwestern Slim Buttes, North Cave Hills and South Cave Hills.
Instruction: 
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm has produced widespread damaging winds.
Area Description: 
Harding, SD; Perkins, SD
Forcast Office: 
NWS Rapid City SD
Sender: 
w-nws.webmaster@noaa.gov