Thunderstorm Wind in Jefferson County, Wisconsin

A swath of scattered tree, power line, and structural damage across central and southern Jefferson County. This included many uprooted and snapped trees, power lines down, and fallen trees on homes and vehicles especially in Fort Atkinson and Jefferson. The entire roof of a home was removed by the strong winds in Jefferson near the high school. Lakeview Cemetery in Fort Atkinson suffered significant tree damage with trees down on grave sites. An agricultural business near Hellenville sustained damage to fences and shelters built for animals. A 60 mph wind was estimated at the National Weather Service office several miles southeast of Sullivan.

A line of strong to severe storms developed over central Wisconsin as warm, moist and unstable air aloft surged into the region. The line of storms then moved southeast across southern Wisconsin. Widespread wind damage occurred across much of south central to southeast Wisconsin, with two tornadoes documented along with the high winds.