A severe squall line moved across southern Wisconsin from late evening on July 5th to the early morning hours on July 6th as a cold front approached. Tree damage from straight line winds was the main result.

Thunderstorm Wind in SAUK, WISCONSIN
From 05-JUL-16 22:12:00 to 05-JUL-16 23:07:00 (CST-6)
Location: LA VALLE
Magnitude: 50.00 EG
Property damage: 10.00K
Reported by: 911 Call Center

Fifteen to twenty trees or large branches down across the county.

Thunderstorm Wind in IOWA, WISCONSIN
From 05-JUL-16 22:27:00 to 05-JUL-16 22:27:00 (CST-6)
Location: CLYDE
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: 911 Call Center

Two trees down and a power line fire.

Thunderstorm Wind in DANE, WISCONSIN
From 05-JUL-16 23:18:00 to 05-JUL-16 23:30:00 (CST-6)
Location: DOWNTOWN MADISON
Magnitude: 56.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees and power lines down from the near west side of Madison to the near east side of Madison. A brick wall was destroyed from a fallen tree on the near west side.

Thunderstorm Wind in DANE, WISCONSIN
From 05-JUL-16 23:24:00 to 05-JUL-16 23:24:00 (CST-6)
Location: MAPLE BLUFF
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Numerous trees snapped about halfway up, though some broke near weak points.

Thunderstorm Wind in DANE, WISCONSIN
From 05-JUL-16 23:28:00 to 05-JUL-16 23:33:00 (CST-6)
Location: SUN PRAIRIE
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Small trees snapped near the base of the tree.

Thunderstorm Wind in DANE, WISCONSIN
From 05-JUL-16 23:20:00 to 05-JUL-16 23:30:00 (CST-6)
Location: HENRY VILAS PARK ZOO
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several trees uprooted or snapped off.

Thunderstorm Wind in DANE, WISCONSIN
From 05-JUL-16 23:32:00 to 05-JUL-16 23:37:00 (CST-6)
Location: MC FARLAND
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several large tree branches down.

Thunderstorm Wind in DANE, WISCONSIN
From 05-JUL-16 23:41:00 to 05-JUL-16 23:46:00 (CST-6)
Location: STOUGHTON
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Public

Numerous large tree branches down on highway 138 just outside of Stoughton.

Thunderstorm Wind in DANE, WISCONSIN
From 05-JUL-16 23:41:00 to 05-JUL-16 23:48:00 (CST-6)
Location: ROCKDALE
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Public

Many large tree branches down.

Thunderstorm Wind in DANE, WISCONSIN
From 05-JUL-16 23:21:00 to 05-JUL-16 23:21:00 (CST-6)
Location: PINE BLUFF
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm Wind in ROCK, WISCONSIN
From 05-JUL-16 23:39:00 to 05-JUL-16 23:46:00 (CST-6)
Location: EVANSVILLE
Magnitude: 56.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Numerous trees down in Evansville.

Thunderstorm Wind in ROCK, WISCONSIN
From 05-JUL-16 23:49:00 to 05-JUL-16 23:56:00 (CST-6)
Location: MAGNOLIA
Magnitude: 52.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Public

Numerous large tree branches down along highway 213 between Evansville and Orfordville.

Thunderstorm Wind in ROCK, WISCONSIN
From 06-JUL-16 00:01:00 to 06-JUL-16 00:08:00 (CST-6)
Location: JANESVILLE AIRPORT
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 31.00K
Reported by: Post Office

Large branches down at Skelly's farm market. 50 acres of corn leveled.

Thunderstorm Wind in DODGE, WISCONSIN
From 05-JUL-16 23:50:00 to 05-JUL-16 23:50:00 (CST-6)
Location: JUNEAU
Magnitude: 50.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree landed on a car.

Thunderstorm Wind in JEFFERSON, WISCONSIN
From 05-JUL-16 23:54:00 to 05-JUL-16 23:59:00 (CST-6)
Location: JEFFERSON
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: NWS Employee

Twelve inch diamter tree down. Other branches down in the area.

Thunderstorm Wind in KENOSHA, WISCONSIN
From 06-JUL-16 00:43:00 to 06-JUL-16 00:49:00 (CST-6)
Location: TWIN LAKES
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Many large tree branches down and damage to a tent gazebo.

Thunderstorm Wind in SAUK, WISCONSIN
From 05-JUL-16 22:40:00 to 05-JUL-16 22:40:00 (CST-6)
Location: LONE ROCK AIRPORT
Magnitude: 56.00 MG
Property damage: 5.00K
Reported by: ASOS

The Lone Rock airport ASOS gusted to 56 knots. Numerous trees were down in the village of Lone Rock.