8/18/2025 3:07:00 PM until 8/18/2025 4:00:00 PM

For your protection move to an interior room on the lowest floor of a building.

SVRUNR The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... Northwestern Ziebach County in west central South Dakota... * Until 400 PM MDT. * At 307 PM MDT, a severe thunderstorm was located 3 miles west of Thunder Butte, or 13 miles northwest of Dupree, moving east at 25 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... Thunder Butte.