South Dakota Severe Thunderstorm Warning - Severe | Effective 05/31/2026 11:58

Headline: 
Severe Thunderstorm Warning issued May 31 at 12:58PM MDT until May 31 at 1:30PM MDT by NWS Rapid City SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 31, 2026 - 11:58am
Expires: 
May 31, 2026 - 12:30pm
Description: 
SVRUNR The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... North central Custer County in southwestern South Dakota... Southwestern Pennington County in west central South Dakota... * Until 130 PM MDT. * At 1258 PM MDT, a severe thunderstorm was located 3 miles east of Hayward, or 13 miles south of Rapid City, moving east at 10 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Hermosa and Hayward.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. If you observe hail, wind damage, or flooding, please report your observations to the National Weather Service office in Rapid City via phone, email, or social media, as soon as it is safe to do so.
Area Description: 
Custer, SD; Pennington, SD
Forcast Office: 
NWS Rapid City SD