< Wisconsin Severe Thunderstorm Warning | Effective 04/17/2026 17:46

Wisconsin Severe Thunderstorm Warning | Effective 04/17/2026 17:46

Headline: 
Severe Thunderstorm Warning issued April 17 at 7:46PM CDT until April 17 at 8:15PM CDT by NWS Milwaukee/Sullivan WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 5:46pm
Expires: 
April 17, 2026 - 6:15pm
Description: 
At 745 PM CDT, severe thunderstorms were located along a line extending from Milwaukee to near South Milwaukee to Raymond to Delavan, moving east at 30 mph. HAZARD...70 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Milwaukee, Kenosha, Racine, Waukesha, West Allis, New Berlin, Greenfield, Oak Creek, Mount Pleasant, Muskego, South Milwaukee, Pleasant Prairie, Cudahy, Greendale, St. Francis, Hales Corners, Lake Geneva, Mukwonago, Sturtevant, and Union Grove.
Instruction: 
A Tornado Watch remains in effect until 1000 PM CDT for southeastern Wisconsin. 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.
Area Description: 
Kenosha, WI; Milwaukee, WI; Racine, WI; Walworth, WI; Waukesha, WI
Forcast Office: 
NWS Milwaukee/Sullivan WI