⚠️ Severe Thunderstorm Warning – Clayton, IA; Grant, WI – Friday, September 4, 2026

Severe Thunderstorm Warning issued September 4 at 4:31PM CDT until September 4 at 5:15PM CDT by NWS La Crosse WI

Details

SVRARX

The National Weather Service in La Crosse has issued a

* Severe Thunderstorm Warning for…
Central Clayton County in northeastern Iowa…
West central Grant County in southwestern Wisconsin…

* Until 515 PM CDT.

* At 430 PM CDT, a severe thunderstorm was located near Farmersburg,
or 8 miles southwest of Prairie Du Chien, moving southeast at 20
mph.

HAZARD…60 mph wind gusts and penny size hail.

SOURCE…Radar indicated.

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

* This severe thunderstorm will be near…
Garnavillo around 445 PM CDT.

Other locations impacted by this severe thunderstorm include
Wyalusing State Park, National, Jellystone Park Near Bagley, Patch
Grove, Pikes Peak State Park, Clayton Center, and County Roads X 47
And C 7 X.

Instructions

For your protection move to an interior room on the lowest floor of a
building.

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