⚠️ Severe Thunderstorm Warning – Bon Homme, SD; Yankton, SD – Tuesday, September 1, 2026

Severe Thunderstorm Warning issued September 1 at 7:53PM CDT until September 1 at 8:45PM CDT by NWS Sioux Falls SD

Details

SVRFSD

The National Weather Service in Sioux Falls has issued a

* Severe Thunderstorm Warning for…
Southern Bon Homme County in southeastern South Dakota…
Southwestern Yankton County in southeastern South Dakota…

* Until 845 PM CDT.

* At 752 PM CDT, severe thunderstorms were located along a line
extending from near Springfield to near Niobrara, moving east at 35
mph.

THESE ARE DESTRUCTIVE STORMS FOR Springfield.

HAZARD…Baseball size hail and 60 mph wind gusts.

SOURCE…Public.

IMPACT…People and animals outdoors will be severely injured.
Expect shattered windows, extensive damage to roofs,
siding, and vehicles.

* Severe thunderstorms will be near…
Springfield around 755 PM CDT.

Other locations in the path of these severe thunderstorms include
Lewis And Clark State Recreation Area.

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.

These are dangerous storms. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to shelter inside a strong building, and stay away from windows.

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.