Wisconsin Severe Severe Thunderstorm Warning | Effective 06/17/2026 16:46

Headline: 
Severe Thunderstorm Warning issued June 17 at 6:46PM CDT until June 17 at 7:45PM CDT by NWS Milwaukee/Sullivan WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 17, 2026 - 4:46pm
Expires: 
June 17, 2026 - 5:45pm
Description: 
SVRMKX The National Weather Service in Milwaukee/Sullivan has issued a * Severe Thunderstorm Warning for... Northeastern Lafayette County in south central Wisconsin... Northern Green County in south central Wisconsin... Southeastern Iowa County in south central Wisconsin... Northwestern Rock County in south central Wisconsin... Southern Dane County in south central Wisconsin... * Until 745 PM CDT. * At 645 PM CDT, severe thunderstorms were located along a line extending from near Mount Horeb to near Blanchardville, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Madison, Janesville, Fitchburg, Stoughton, Verona, Oregon, McFarland, Monona, Edgerton, Evansville, Cottage Grove, Belleville, Deerfield, New Glarus, Shorewood Hills, Cambridge, Brooklyn, Monticello, Blanchardville, and Lake Koshkonong. People attending Capitol View Farmers Market in Madison should seek safe shelter immediately! Other landmarks included are the following Locations York Memorial Church and Wisconsin State Capitol.
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 900 PM CDT for south central Wisconsin.
Area Description: 
Dane, WI; Green, WI; Iowa, WI; Lafayette, WI; Rock, WI
Forcast Office: 
NWS Milwaukee/Sullivan WI