Severe Thunderstorm Warning until 04:30PM 
The National Weather Service in Milwaukee/Sullivan has issued a
* Severe Thunderstorm Warning for... Columbia County in south central Wisconsin... Dane County in south central Wisconsin...
* Until 430 PM CDT.
* At 336 PM CDT, severe thunderstorms were located along a line extending from 8 miles north of Portage to near Blanchardville, moving east at 40 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include... Madison, Sun Prairie, Fitchburg, Middleton, Stoughton, Waunakee, Verona, Portage, Oregon, McFarland, Monona, Mount Horeb, Windsor, Edgerton, Columbus, Prairie Du Sac, Marshall, Sauk City, Wisconsin Dells and Lake Wisconsin.
* AFFECTED AREAS: COLUMBIA, WI ... DANE, WI
Instructions:
For your protection move to an interior room on the lowest floor of a building.
Address/Location
Green County Sheriff's Office
2827 6th St
Monroe, WI 53566
Contact
Emergency: 9-1-1
Non-emergencies: 608-328-9400