⚠️ Severe Thunderstorm Warning – Charles Mix, SD; Gregory, SD – Tuesday, September 1, 2026

Severe Thunderstorm Warning issued September 1 at 5:50PM CDT until September 1 at 6:30PM CDT by NWS Sioux Falls SD

Details

SVRFSD

The National Weather Service in Sioux Falls has issued a

* Severe Thunderstorm Warning for…
Southeastern Charles Mix County in south central South Dakota…
Southeastern Gregory County in south central South Dakota…

* Until 630 PM CDT.

* At 550 PM CDT, a severe thunderstorm was located near Gross, or
near Spencer, moving east at 25 mph.

HAZARD…Tennis ball size hail and 60 mph wind gusts.

SOURCE…Radar indicated.

IMPACT…People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.

* This severe thunderstorm will be near…
Pickstown around 600 PM CDT.
Marty around 605 PM CDT.

Instructions

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

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

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Sioux Falls.

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