Severe Thunderstorm Warning for Potter and Sully Counties, SD
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NWS Aberdeen has issued a Severe Thunderstorm Warning for northeastern Sully County and southwestern Potter County in South Dakota until 11:45 PM CDT August 29.
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- Record type
- Severe Thunderstorm Warning
- Affected area
- Central South Dakota
- Issued
- August 30, 2026
- Issuing authority
- NWS Aberdeen SD
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
A Severe Thunderstorm Warning was issued by the National Weather Service in Aberdeen SD at 10:41 PM CDT on August 29. The alert is effective from 10:41 PM CDT until 11:45 PM CDT on August 29.
Affected Areas
The warning covers northeastern Sully County in central South Dakota and southwestern Potter County in north central South Dakota.
What You Should Do
Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds and large hail.
Expected Conditions
At 10:41 PM CDT, severe thunderstorms were located along a line from over Sutton Bay Rec Area to near Agar, moving northeast at 15 mph. Hazards include 60 mph wind gusts and quarter size hail (1.00 inch).
Timeline
The warning is in effect until 11:45 PM CDT on August 29. The storm will be near Sutton Bay Rec Area around 10:45 PM CDT, Agar around 10:50 PM CDT, and Cottonwood Lake Near Agar around 11:05 PM CDT.
Original source: NOAA Official Notice ↗
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (962 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 30, 2026.
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