Storm Record · Dane, Jefferson, Sauk, Walworth, Waukesha Counties

June 18, 2014: Straight-line wind and a tornado across five counties

1.25″
Largest hail
75mph
Strongest gust
1
Tornado
17
NWS reports

What the National Weather Service recorded

A line of severe thunderstorms raced across southern Wisconsin during the morning hours producing straight line wind damage and one brief tornado.

Source: NOAA Storm Events Database · episode 85524

Every report, in the Weather Service's words

Where It Hit

Location County Hazard Size Report
Reedsburg Sauk Wind 75 mph wind A couple dozen trees down 18 to 24 inches in diameter.
Sauk City Sauk Wind 75 mph wind Numerous trees down 18 to 24 inches in diameter.
Vilas (.73 ESE) Dane Wind 75 mph wind Seventy-Five to eighty trees knocked down. Blown transformers.
Middleton (1.65 WSW) Dane Wind 75 mph wind A swath of straight line wind damage occurred. Exterior walls of several floors of the WI Trade Center sustained damage. Trees down in the surrounding area. A 3 to 4 block area between Sawmill Road and Tramore Trail suffered numerous uprooted or snapped trees. The upper portion of the side of a home was torn off, along with some shingles removed from homes. A large tree landed on and crushed a mini-van.
Prairie Du Sac (.85 NW) Sauk Wind 75 mph wind Numerous trees down 18 to 24 inches in diameter.
Dane Dane Wind 75 mph wind Trees down and minor damage to homes.
Marshall (.5 W) Dane Wind 69 mph wind Some siding torn off homes and tree limbs down.
Sun Prairie (1.51 W) Dane Wind 69 mph wind Trees and power lines down. Blown transformers.
Albion Dane Wind 63 mph wind Forty foot shed lifted and thrown into adjacent field.
Oak Hill (3.75 NE) Jefferson Wind 63 mph wind A large tree was snapped off about 2 feet above the ground and blocking Hardscrabble Road. Other trees sustained damage or were down over far east central Jefferson County.
New Berlin (.66 ENE) Waukesha Wind 58 mph wind Sporadic coverage of trees and power lines down in New Berlin.
Utica (3.89 SW) Waukesha Wind 58 mph wind Sporadic coverage of trees and power lines down in west central Waukesha County.
Oconomowoc Lake (2.81 SW) Waukesha Wind 58 mph wind Sporadic coverage of trees and power lines down across the northern half of Waukesha County. A tree landed on a police car.
Whitewater (.51 W) Walworth Hail 1.25" hail
Lake Mills (1.66 WSW) Jefferson Hail 0.88" hail
Brookfield (1.66 ESE) Waukesha Hail 0.75" hail
Black Earth (2.64 NE) Dane Tornado EF0 A brief EF0 tornado was observed ripping apart trees.
Source: NOAA Storm Events Database, Wisconsin

Service areas this storm touched