⚠️ Severe Thunderstorm Warning – Corson, SD – Monday, August 17, 2026

Event	Severe Thunderstorm Warning
Severity	Severe
Urgency	Immediate
Certainty	Observed
Area	Corson, SD
Effective	8/17/2026, 5:32:00 PM CDT
Expires	8/17/2026, 6:15:00 PM CDT

Severe Thunderstorm Warning issued August 17 at 5:32PM CDT until August 17 at 6:15PM CDT by NWS Aberdeen SD

Details

SVRABR

The National Weather Service in Aberdeen has issued a

* Severe Thunderstorm Warning for…
Southwestern Corson County in north central South Dakota…

* Until 515 PM MDT.

* At 432 PM MDT, a severe thunderstorm was located 17 miles south of
Thunder Hawk, or 48 miles west of Bullhead, moving east at 40 mph.

HAZARD…Golf 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…
Shambo Ranch around 455 PM MDT.

Instructions

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

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