⚠️ Severe Thunderstorm Warning – Dewey, SD; Potter, SD; Sully, SD – Sunday, August 30, 2026

Severe Thunderstorm Warning issued August 30 at 12:39AM CDT until August 30 at 1:45AM CDT by NWS Aberdeen SD

Details

SVRABR

The National Weather Service in Aberdeen has issued a

* Severe Thunderstorm Warning for…
Northeastern Sully County in central South Dakota…
East Central Dewey County in north central South Dakota…
Potter County in north central South Dakota…

* Until 145 AM CDT /1245 AM MDT/.

* At 1239 AM CDT /1139 PM MDT/, a severe thunderstorm was located
over Whitlocks Bay Rec Area, or 13 miles west of Gettysburg, moving
east at 25 mph.

THIS IS A DESTRUCTIVE STORM FOR SOUTHEAST POTTER COUNTY.

HAZARD…Three inch 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…
Whitlocks Bay Rec Area and Swiftbird around 1240 AM CDT.
Gorman around 1250 AM CDT.
Gettysburg around 110 AM CDT.

Instructions

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.

Report severe weather to your nearest law enforcement agency or the
National Weather Service office in Aberdeen SD.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.