Iowa Severe Severe Thunderstorm Warning | Effective 09/04/2026 14:10

Headline: 
Severe Thunderstorm Warning issued September 4 at 4:10PM CDT until September 4 at 4:45PM CDT by NWS La Crosse WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
September 4, 2026 - 2:10pm
Expires: 
September 4, 2026 - 2:45pm
Description: 
SVRARX The National Weather Service in La Crosse has issued a * Severe Thunderstorm Warning for... Northwestern Clayton County in northeastern Iowa... South central Allamakee County in northeastern Iowa... * Until 445 PM CDT. * At 410 PM CDT, a severe thunderstorm was located over Monona, or 13 miles north of Elkader, moving southeast at 15 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 be near... Monona around 415 PM CDT. Farmersburg around 420 PM CDT. Other locations impacted by this severe thunderstorm include Froelich, Volney, Spook Cave Campground, County Roads X 16 And B 38, Giard, Watson, and County Roads B 56 And X 16.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Allamakee, IA; Clayton, IA
Forcast Office: 
NWS La Crosse WI
Sender: 
w-nws.webmaster@noaa.gov