Wisconsin Severe Thunderstorm Warning - Severe | Effective 06/05/2026 19:12

Headline: 
Severe Thunderstorm Warning issued June 5 at 9:12PM CDT until June 5 at 10:30PM CDT by NWS Milwaukee/Sullivan WI
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 5, 2026 - 7:12pm
Expires: 
June 5, 2026 - 8:30pm
Description: 
SVRMKX The National Weather Service in Milwaukee/Sullivan has issued a * Severe Thunderstorm Warning for... Western Columbia County in south central Wisconsin... Southwestern Marquette County in south central Wisconsin... Northeastern Sauk County in south central Wisconsin... * Until 1030 PM CDT. * At 911 PM CDT, a severe thunderstorm was located near Mauston, 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. * Locations impacted include... Baraboo, Portage, Reedsburg, Wisconsin Dells, Lake Wisconsin, Lake Delton, West Baraboo, Endeavor, Merrimac, La Valle, Harmony Grove, Interstate 90/94 Interchange, Briggsville, and Devils Lake St Park. Other landmarks included are the following Locations Mirror Lake State Park, Pine Island State Wildlife Area, Kilbourn Dam, Historic Indian Agency House, French Creek Wildlife Area, and Alliant Energy Portage Power Plant.
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.
Area Description: 
Columbia, WI; Marquette, WI; Sauk, WI
Forcast Office: 
NWS Milwaukee/Sullivan WI
Sender: 
w-nws.webmaster@noaa.gov