⚠️ Severe Thunderstorm Warning – Cherokee, IA; Lyon, IA; O’Brien, IA; Osceola, IA; Plymouth, IA; Sioux, IA; Nobles, MN – Tuesday, June 30, 2026

Severe Thunderstorm Warning issued June 30 at 1:54AM CDT until June 30 at 2:45AM CDT by NWS Sioux Falls SD

Details

SVRFSD

The National Weather Service in Sioux Falls has issued a

* Severe Thunderstorm Warning for…
Northwestern Cherokee County in northwestern Iowa…
Southeastern Lyon County in northwestern Iowa…
Osceola County in northwestern Iowa…
Eastern Sioux County in northwestern Iowa…
Northeastern Plymouth County in northwestern Iowa…
O’Brien County in northwestern Iowa…
Southeastern Nobles County in southwestern Minnesota…

* Until 245 AM CDT.

* At 153 AM CDT, severe thunderstorms were located along a line
extending from near Matlock to near Hospers to near Remsen, moving
northeast at 40 mph.

HAZARD…60 mph wind gusts.

SOURCE…Radar indicated.

IMPACT…Expect damage to roofs, siding, and trees.

* Severe thunderstorms will be near…
Sheldon, Remsen, Hospers, Ashton, Granville, and Matlock around
200 AM CDT.
Marcus and Archer around 205 AM CDT.
Sibley, Sanborn, and Paullina around 210 AM CDT.

Other locations in the path of these severe thunderstorms include
Primghar, Melvin, Hartley and Ocheyedan.

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.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

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