⚠️ Severe Thunderstorm Warning – Dickinson, IA; Lyon, IA; O’Brien, IA; Osceola, IA; Sioux, IA; Cottonwood, MN; Jackson, MN; Murray, MN; Nobles, MN; Rock, MN – Tuesday, September 1, 2026

Severe Thunderstorm Warning issued September 1 at 10:34PM CDT until September 1 at 11:45PM CDT by NWS Sioux Falls SD

Details

SVRFSD

The National Weather Service in Sioux Falls has issued a

* Severe Thunderstorm Warning for…
Eastern Lyon County in northwestern Iowa…
Osceola County in northwestern Iowa…
Northwestern Dickinson County in northwestern Iowa…
Northeastern Sioux County in northwestern Iowa…
Northwestern O’Brien County in northwestern Iowa…
Eastern Rock County in southwestern Minnesota…
Jackson County in southwestern Minnesota…
Nobles County in southwestern Minnesota…
Murray County in southwestern Minnesota…
Cottonwood County in southwestern Minnesota…

* Until 1145 PM CDT.

* At 1034 PM CDT, severe thunderstorms were located along a line
extending from near Lismore to 7 miles northwest of Ocheyedan to
near Sanborn, moving northeast at 65 mph.

HAZARD…70 mph wind gusts and nickel size hail.

SOURCE…Radar indicated.

IMPACT…Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.

* Severe thunderstorms will be near…
Worthington, Ocheyedan, Round Lake, Wilmont, Lismore, and Harris
around 1040 PM CDT.
Lake Park and Brewster around 1045 PM CDT.
Fulda around 1050 PM CDT.

Other locations in the path of these severe thunderstorms include
Spirit Lake, Lakefield, Okoboji, Heron Lake, Wahpeton, Orleans, Kilen
Woods State Park, Windom, Jackson In Jackson County, Bergen,
Westbrook, Storden, Jeffers, Bingham Lake and Mountain Lake.

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.

Prepare immediately for damaging winds. People outside should move
immediately to shelter inside a strong building. 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.