⚠️ Severe Thunderstorm Warning – Dewey, SD – Saturday, July 25, 2026

Severe Thunderstorm Warning issued July 25 at 5:55PM CDT until July 25 at 6:45PM CDT by NWS Aberdeen SD

Details

SVRABR

The National Weather Service in Aberdeen has issued a

* Severe Thunderstorm Warning for…
Northwestern Dewey County in north central South Dakota…

* Until 545 PM MDT.

* At 455 PM MDT, a severe thunderstorm was located 6 miles south of
Green Grass, or 6 miles north of Eagle Butte, moving northeast at
30 mph.

HAZARD…70 mph wind gusts and small hail.

SOURCE…Radar indicated.

IMPACT…Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.

* This severe thunderstorm will be near…
Green Grass and Eagle Butte around 455 PM MDT.
Parade around 505 PM MDT.
White Horse around 535 PM MDT.

Other locations impacted by the severe thunderstorm include Cheyenne
River Reservation.

Instructions

Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
widespread 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.