Severe Thunderstorm Warning — Perkins County, South Dakota
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
⛈️ Active: Severe Thunderstorm Warning
Severe Thunderstorm Warning issued August 10 at 7:50PM MDT until August 10 at 8:15PM MDT by NWS Rapid City SD
At 750 PM MDT, a severe thunderstorm was located 6 miles west of Bison, or 36 miles southwest of Lemmon, moving southeast at 30 mph. THIS IS A DESTRUCTIVE STORM FOR PRAIRIE CITY AND BISON. HAZARD...Baseball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. This severe thunderstorm will be near... Bison around 755 PM MDT. Owen Lake around 805 PM MDT.
Effective August 10, 2026 at 9:50 PM ET · Expires August 10, 2026 at 10:15 PM ET
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS Rapid City SD
Expires
August 10, 2026 at 10:15 PM ET
Last Checked
2 minutes ago
What To Do
📋 Official NWS Guidance
Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm is capable of producing destructive hail and damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure.
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Get Severe Thunderstorm Warning Alerts for Perkins County
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Frequently Asked Questions
What does a Severe Thunderstorm Warning mean for Perkins County, South Dakota?
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Is this Severe Thunderstorm Warning currently active?
Yes — this alert is active as of our last check (2 minutes ago). It's set to expire August 10, 2026 at 10:15 PM ET.
How do I get notified about Severe Thunderstorm Warning alerts for Perkins County?
Download StormCast free on Google Play and set Perkins County, South Dakota as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.