Severe Thunderstorm Warning — Sully 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 17 at 6:26PM CDT until August 17 at 7:15PM CDT by NWS Aberdeen SD
SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Northeastern Hughes County in central South Dakota... Southern Hyde County in central South Dakota... Southeastern Sully County in central South Dakota... * Until 715 PM CDT. * At 626 PM CDT, a severe thunderstorm was located near Canning, or 6 miles southwest of Blunt, moving east at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Canning and Blunt around 630 PM CDT. Harrold around 645 PM CDT. Stephan around 705 PM CDT.
Effective August 17, 2026 at 7:26 PM ET · Expires August 17, 2026 at 8:15 PM ET
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS Aberdeen SD
Expires
August 17, 2026 at 8:15 PM ET
Last Checked
just now
What To Do
📋 Official NWS Guidance
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds.
Also In Effect For
This same Severe Thunderstorm Warning also covers:
Other Active Alerts in South Dakota
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Warning
Severe Thunderstorm Warning
Get Severe Thunderstorm Warning Alerts for Sully County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Severe Thunderstorm Warning mean for Sully 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 (just now). It's set to expire August 17, 2026 at 8:15 PM ET.
How do I get notified about Severe Thunderstorm Warning alerts for Sully County?
Download StormCast free on Google Play and set Sully 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.
What other areas does this alert cover?
This same Severe Thunderstorm Warning is also in effect for Hughes County, Hyde County.