⚠️ Severe Thunderstorm Warning – Plymouth, IA; Sioux, IA; Dixon, NE; Clay, SD; Union, SD – Friday, September 11, 2026

Severe Thunderstorm Warning issued September 11 at 9:24PM CDT until September 11 at 10:15PM CDT by NWS Sioux Falls SD

Details

SVRFSD

The National Weather Service in Sioux Falls has issued a

* Severe Thunderstorm Warning for…
Plymouth County in northwestern Iowa…
Southern Sioux County in northwestern Iowa…
Northern Dixon County in northeastern Nebraska…
Southeastern Clay County in southeastern South Dakota…
Union County in southeastern South Dakota…

* Until 1015 PM CDT.

* At 924 PM CDT, severe thunderstorms were located along a line from
near Ireton to near Newcastle, moving east at 40 mph.

HAZARD…70 mph wind gusts and quarter size hail.

SOURCE…Radar indicated.

IMPACT…Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.

* This severe thunderstorm will be near…
Ireton, Elk Point, Akron, Newcastle, Hawarden and Maskell around
925 PM CDT.
Craig and Ponca State Park around 930 PM CDT.
Maurice around 935 PM CDT.
Struble around 940 PM CDT.

Other locations impacted by the severe thunderstorm include
Westfield, Chatsworth, Brunsville and Oyens.

Instructions

Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. These storms are capable of producing
widespread damaging winds and large hail.

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