September 4, 2026

Midwest Storm Chasers

Live Weather Coverage & Severe Storm Reporting

⚠️ Severe Thunderstorm Warning – Fayette, IA; Winneshiek, IA – Friday, September 4, 2026

Event Severe Thunderstorm Warning
Severity Severe
Urgency Immediate
Certainty Observed
Area Fayette, IA; Winneshiek, IA
Effective 9/4/2026, 4:35:00 PM CDT
Expires 9/4/2026, 5:00:00 PM CDT

Severe Thunderstorm Warning issued September 4 at 4:35PM CDT until September 4 at 5:00PM CDT by NWS La Crosse WI

Details

SVRARX

The National Weather Service in La Crosse has issued a

* Severe Thunderstorm Warning for…
Northeastern Fayette County in northeastern Iowa…
Southeastern Winneshiek County in northeastern Iowa…

* Until 500 PM CDT.

* At 435 PM CDT, a severe thunderstorm was located over Ossian, or 11
miles north of West Union, moving east at 25 mph.

HAZARD…60 mph wind gusts and quarter size hail.

SOURCE…Radar indicated.

IMPACT…Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
northeastern Fayette and southeastern Winneshiek Counties,
including the following locations… Castalia, Frankville, County
Road W 46 And Centennial Road, and Montauk Historic Site.

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.