Strong low pressure and an approaching cold front initiated a severe line of thunderstorms that caused swaths of straight-line wind damage across southeast WI. Numerous trees and tree limbs were knocked down along with some structural damage.

Thunderstorm Wind in ROCK, WISCONSIN
From 10-NOV-20 16:01:00 to 10-NOV-20 16:01:00 (CST-6)
Location: DOWNTOWN JANESVILLE
Magnitude: 65.00 EG
Property damage: 18.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Power poles knocked down onto portions of highway 14 near Janesville.

Thunderstorm Wind in ROCK, WISCONSIN
From 10-NOV-20 16:06:00 to 10-NOV-20 16:10:00 (CST-6)
Location: AFTON
Magnitude: 65.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Widespread tree damage from Beloit to Janesville.

Thunderstorm Wind in ROCK, WISCONSIN
From 10-NOV-20 16:10:00 to 10-NOV-20 16:13:00 (CST-6)
Location: EMERALD GROVE
Magnitude: 65.00 EG
Property damage: 9.00K
Crop damage: 0.00K
Reported by: Public

Barn roof blown off.

Thunderstorm Wind in WALWORTH, WISCONSIN
From 10-NOV-20 16:21:00 to 10-NOV-20 16:21:00 (CST-6)
Location: SPRINGFIELD
Magnitude: 56.00 EG
Property damage: 12.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Multiple trees down and a tree down on a house in Springfield.

Thunderstorm Wind in WALWORTH, WISCONSIN
From 10-NOV-20 16:29:00 to 10-NOV-20 16:29:00 (CST-6)
Location: GENOA CITY
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

A tree knocked down onto a house. Power line down as well.

Thunderstorm Wind in WALWORTH, WISCONSIN
From 10-NOV-20 16:25:00 to 10-NOV-20 16:25:00 (CST-6)
Location: SPRING PRAIRIE
Magnitude: 56.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Public

Multiple large trees snapped in Spring Prairie.

Thunderstorm Wind in KENOSHA, WISCONSIN
From 10-NOV-20 17:15:00 to 10-NOV-20 17:19:00 (CST-6)
Location: TRUESDELL
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Large trees uprooted and snapped.

Thunderstorm Wind in KENOSHA, WISCONSIN
From 10-NOV-20 17:15:00 to 10-NOV-20 17:15:00 (CST-6)
Location: TOBIN ROAD
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A measured wind gust.

Thunderstorm Wind in KENOSHA, WISCONSIN
From 10-NOV-20 17:18:00 to 10-NOV-20 17:18:00 (CST-6)
Location: KENOSHA AIRPORT
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Kenosha Airport ASOS gusted to 52  knots.

Thunderstorm Wind in WAUKESHA, WISCONSIN
From 10-NOV-20 16:36:00 to 10-NOV-20 16:44:00 (CST-6)
Location: SAYLESVILLE
Magnitude: 52.00 EG
Property damage: 12.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Multiple trees and power lines down from Vernon to the southern portion of Waukesha.

Thunderstorm Wind in WAUKESHA, WISCONSIN
From 10-NOV-20 16:40:00 to 10-NOV-20 16:42:00 (CST-6)
Location: BIG BEND
Magnitude: 52.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Multiple trees and tree limbs down.

Thunderstorm Wind in RACINE, WISCONSIN
From 10-NOV-20 16:30:00 to 10-NOV-20 17:00:00 (CST-6)
Location: BURLINGTON
Magnitude: 56.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A swath of tree damage across Racine County from Burlington toward Raymond.

Thunderstorm Wind in RACINE, WISCONSIN
From 10-NOV-20 16:33:00 to 10-NOV-20 16:33:00 (CST-6)
Location: ROCHESTER
Magnitude: 65.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Multiple reports of trees down on roads and power poles snapped in the Rochester area.

Thunderstorm Wind in MILWAUKEE, WISCONSIN
From 10-NOV-20 16:45:00 to 10-NOV-20 16:57:00 (CST-6)
Location: ST MARTINS
Magnitude: 69.00 MG
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

A swath of snapped and uprooted trees and downed power lines from southwest Milwaukee County to Mitchell Field and nearby St. Francis. The ASOS at Mitchell Field measured a wind gust of 79 mph. A power pole was snapped near the airport. Some roofing material of a hangar was removed. Sliding doors to the main entrance of an airport building were blown in. Several cars in an employee parking lot at the airport had windows blown in.

Thunderstorm Wind in WALWORTH, WISCONSIN
From 10-NOV-20 16:15:00 to 10-NOV-20 16:19:00 (CST-6)
Location: FONTANA
Magnitude: 65.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Widespread tree damage and power outages in the Village of Fontana-On-Geneva-Lake.   Dozens of roads blocked by fallen trees.  At least 14 homes sustained structural damage due to fallen trees. A roof blown off a home. A green house destroyed.

Thunderstorm Wind in WALWORTH, WISCONSIN
From 10-NOV-20 16:07:00 to 10-NOV-20 16:10:00 (CST-6)
Location: SHARON
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

A tall tree snapped off and landed onto the roof of a home in Sharon.

Thunderstorm Wind in WALWORTH, WISCONSIN
From 10-NOV-20 16:14:00 to 10-NOV-20 16:16:00 (CST-6)
Location: WALWORTH
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

A small shed destroyed by straight line winds.