Wisconsin Severe Severe Thunderstorm Warning | Effective 07/20/2026 18:50

Headline: 
Severe Thunderstorm Warning issued July 20 at 8:50PM CDT until July 20 at 9:30PM CDT by NWS Green Bay WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 20, 2026 - 6:50pm
Expires: 
July 20, 2026 - 7:30pm
Description: 
SVRGRB The National Weather Service in Green Bay has issued a * Severe Thunderstorm Warning for... Northern Door County in northeastern Wisconsin... * Until 930 PM CDT. * At 850 PM CDT, a severe thunderstorm was located 10 miles north of Newport State Park, or 39 miles northeast of Marinette, moving southeast at 40 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... Detroit Island and Rock Island around 855 PM CDT. Other locations impacted by the severe thunderstorm include Washington Island and Rock Island State Park.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. A Tornado Watch remains in effect until 1100 PM CDT Monday for a portion of northeast Wisconsin.
Area Description: 
Door, WI
Forcast Office: 
NWS Green Bay WI
Sender: 
w-nws.webmaster@noaa.gov