SVRMKX The National Weather Service in Milwaukee/Sullivan has issued a * Severe Thunderstorm Warning for... Walworth County in southeastern Wisconsin... Southwestern Waukesha County in southeastern Wisconsin... Southeastern Jefferson County in southeastern Wisconsin... * Until 745 PM CDT. * At 659 PM CDT, severe thunderstorms were located along a line extending from near Lake Koshkonong to near Clinton to 6 miles northeast of Roscoe, moving east at 45 mph. HAZARD...70 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Whitewater, Elkhorn, Delavan, Lake Geneva, Mukwonago, East Troy, Williams Bay, Wales, Ottawa, Genoa City, Walworth, Dousman, North Prairie, Palmyra, Fontana-On-Geneva Lake, Sharon, Darien, Como, Pell Lake, and Potter Lake. Other landmarks included are the following Locations Ottawa Lake Recreation Area and Pinewoods Campground.