Wisconsin Severe Severe Thunderstorm Warning | Effective 07/27/2026 10:20

Headline: 
Severe Thunderstorm Warning issued July 27 at 12:20PM CDT until July 27 at 1:00PM CDT by NWS Green Bay WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 27, 2026 - 10:20am
Expires: 
July 27, 2026 - 11:00am
Description: 
At 1220 PM CDT, a severe thunderstorm was located 6 miles south of High Cliff State Park, or 15 miles east of Oshkosh, moving south at 30 mph. HAZARD...Two inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will be near... Central Lake Winnebago and Northern Lake Winnebago around 1225 PM CDT. Chilton around 1230 PM CDT. St Anna around 1245 PM CDT. Other locations impacted by the severe thunderstorm include Kloten, Brant, Quinney, Stockbridge, Harrison, Brothertown, Hayton, Jericho, Charlesburg and New Holstein.
Instruction: 
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds.
Area Description: 
Calumet, WI; Manitowoc, WI; Winnebago, WI
Forcast Office: 
NWS Green Bay WI