< Wisconsin Severe Thunderstorm Warning | Effective 04/17/2026 14:40

Wisconsin Severe Thunderstorm Warning | Effective 04/17/2026 14:40

Headline: 
Severe Thunderstorm Warning issued April 17 at 4:40PM CDT until April 17 at 5:30PM CDT by NWS Milwaukee/Sullivan WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 2:40pm
Expires: 
April 17, 2026 - 3:30pm
Description: 
SVRMKX The National Weather Service in Milwaukee/Sullivan has issued a * Severe Thunderstorm Warning for... Green County in south central Wisconsin... Northwestern Rock County in south central Wisconsin... South central Dane County in south central Wisconsin... * Until 530 PM CDT. * At 440 PM CDT, a severe thunderstorm was located near Monroe, moving northeast at 45 mph. HAZARD...Ping pong ball size 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. * Locations impacted include... Fitchburg, Monroe, Oregon, Evansville, Brodhead, Belleville, New Glarus, Orfordville, Brooklyn, Monticello, Albany, Footville, Fulton, Magnolia, Dayton, Browntown, Attica, Cooksville, Juda, and Avon.
Instruction: 
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 800 PM CDT for south central Wisconsin.
Area Description: 
Dane, WI; Green, WI; Rock, WI
Forcast Office: 
NWS Milwaukee/Sullivan WI