Wisconsin Severe Severe Thunderstorm Warning | Effective 09/04/2026 15:48

Headline: 
Severe Thunderstorm Warning issued September 4 at 5:48PM CDT until September 4 at 6:45PM CDT by NWS Green Bay WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
September 4, 2026 - 3:48pm
Expires: 
September 4, 2026 - 4:45pm
Description: 
SVRGRB The National Weather Service in Green Bay has issued a * Severe Thunderstorm Warning for... Southwestern Marathon County in central Wisconsin... Northwestern Portage County in central Wisconsin... Northeastern Wood County in central Wisconsin... * Until 645 PM CDT. * At 548 PM CDT, a severe thunderstorm was located 11 miles west of Mosinee, or 20 miles southwest of Wausau, moving southeast at 20 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. * Other locations impacted by the severe thunderstorm include Halder, Rozellville, Big Eau Pleine County Park, Moon, Dancy, Blenker, Milladore, Sherry and Junction City.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail.
Area Description: 
Marathon, WI; Portage, WI; Wood, WI
Forcast Office: 
NWS Green Bay WI
Sender: 
w-nws.webmaster@noaa.gov