South Dakota Moderate Special Weather Statement | Effective 08/18/2026 21:06

Headline: 
Special Weather Statement issued August 18 at 10:06PM MDT by NWS Rapid City SD
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
August 18, 2026 - 9:06pm
Expires: 
August 18, 2026 - 9:30pm
Description: 
At 1006 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 9 miles east of Cactus Flat to near Potato Creek, or extending from 11 miles west of Kadoka to 28 miles southwest of Kadoka, moving southeast at 30 mph. HAZARD...Wind gusts up to 50 mph and half inch size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Kadoka, Potato Creek, Interior, Cedar Pass, Cactus Flat and Intersection of Highway 73 and White River. This includes Interstate 90 in South Dakota between Mile Markers 132 and 151.
Instruction: 
Monitor the weather situation closely and be alert for threatening weather conditions.
Area Description: 
Northern Jackson; Southern Jackson
Forcast Office: 
NWS Rapid City SD
Sender: 
w-nws.webmaster@noaa.gov