⚠️ Severe Thunderstorm Warning – Charles Mix, SD; Douglas, SD; Gregory, SD – Sunday, June 28, 2026

Severe Thunderstorm Warning issued June 28 at 1:24AM CDT until June 28 at 2:45AM CDT by NWS Sioux Falls SD

Details

SVRFSD

The National Weather Service in Sioux Falls has issued a

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

* Until 245 AM CDT.

* At 124 AM CDT, severe thunderstorms were located along a line
extending from 9 miles west of Platte to 9 miles east of Bonesteel
to near Butte, moving east at 35 mph.

HAZARD…70 mph wind gusts and quarter size hail.

SOURCE…Radar indicated.

IMPACT…Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.

* Severe thunderstorms will be near…
Platte and Geddes around 130 AM CDT.
Lake Andes around 135 AM CDT.
Pickstown around 140 AM CDT.

Other locations in the path of these severe thunderstorms include
Ravinia, Marty, Wagner, New Holland, Harrison and Armour.

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.

Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.

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