⚠️ Severe Thunderstorm Warning – Lincoln, SD; Union, SD – Thursday, August 20, 2026

Severe Thunderstorm Warning issued August 20 at 8:41PM CDT until August 20 at 9:45PM CDT by NWS Sioux Falls SD

Details

SVRFSD

The National Weather Service in Sioux Falls has issued a

* Severe Thunderstorm Warning for…
Southern Lincoln County in southeastern South Dakota…
Northern Union County in southeastern South Dakota…

* Until 945 PM CDT.

* At 840 PM CDT, a severe thunderstorm was located 8 miles southwest
of Worthing, or 9 miles north of Beresford, moving southeast at 20
mph.

HAZARD…60 mph wind gusts and half dollar size hail.

SOURCE…Radar indicated.

IMPACT…Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.

* This severe thunderstorm will be near…
Beresford around 845 PM CDT.

Other locations in the path of this severe thunderstorm include
Alcester.

Instructions

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.