South Dakota Severe Thunderstorm Warning - Severe | Effective 06/04/2026 16:35

Headline: 
Severe Thunderstorm Warning issued June 4 at 5:35PM MDT until June 4 at 6:00PM MDT by NWS Rapid City SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 4, 2026 - 4:35pm
Expires: 
June 4, 2026 - 5:00pm
Description: 
At 535 PM MDT, a severe thunderstorm was located 3 miles south of Mystic, or 7 miles northwest of Hill City, moving east at 35 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Hill City, Johnson Siding, Silver City, Rochford, Mystic, Deerfield Reservoir, Pactola Reservoir, Sheridan Lake, Black Elk Peak, Medicine Mountain, Palmer Gulch Resort, and Horse Thief Lake.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Pennington, SD
Forcast Office: 
NWS Rapid City SD