⚠️ Tornado Warning – Clay, SD; Yankton, SD – Tuesday, September 1, 2026

Tornado Warning issued September 1 at 8:48PM CDT until September 1 at 9:15PM CDT by NWS Sioux Falls SD

Details

TORFSD

The National Weather Service in Sioux Falls has issued a

* Tornado Warning for…
West central Clay County in southeastern South Dakota…
Southeastern Yankton County in southeastern South Dakota…

* Until 915 PM CDT.

* At 848 PM CDT, a severe thunderstorm capable of producing a tornado
was located over St. Helena, or 10 miles southeast of Yankton,
moving east at 25 mph.

HAZARD…Tornado and half dollar size hail.

SOURCE…Radar indicated rotation.

IMPACT…Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.

* This dangerous storm will be near…
Meckling around 900 PM CDT.

Instructions

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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.