An approaching cold front triggered a line of severe thunderstorms during the late afternoon and early evening of September 21. Law enforcement officials, storm spotters, amateur radio operators and the public reported wind gusts of 60 to 65 mph. As a result, trees and power lines were knocked down.

Thunderstorm Wind in RICHLAND, WISCONSIN
From 21-SEP-07 16:30:00 to 21-SEP-07 16:30:00 (CST-6)
Location: ITHACA
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A 14 to 16 inch tree was snapped off about 7 feet above the ground.

Thunderstorm Wind in LA CROSSE, WISCONSIN
From 21-SEP-07 15:15:00 to 21-SEP-07 15:15:00 (CST-6)
Location: LA CROSSE
Magnitude: 53.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Several trees down on Eastood Drive.

Thunderstorm Wind in MONROE, WISCONSIN
From 21-SEP-07 15:35:00 to 21-SEP-07 15:35:00 (CST-6)
Location: SPARTA
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in LA CROSSE, WISCONSIN
From 21-SEP-07 15:45:00 to 21-SEP-07 15:45:00 (CST-6)
Location: ROCKLAND
Magnitude: 52.00 EG
Property damage: 0.80K
Crop damage: 0.00K
Reported by: Public

Large trees were blown down over road.

Thunderstorm Wind in VERNON, WISCONSIN
From 21-SEP-07 15:50:00 to 21-SEP-07 15:50:00 (CST-6)
Location: COON VLY
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

Pea size hail accompanied wind gusts of 60 mph.

Hail in VERNON, WISCONSIN
From 21-SEP-07 16:02:00 to 21-SEP-07 16:02:00 (CST-6)
Location: WESTBY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Thunderstorm Wind in VERNON, WISCONSIN
From 21-SEP-07 16:05:00 to 21-SEP-07 16:05:00 (CST-6)
Location: WESTBY
Magnitude: 54.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and powers line down.

Thunderstorm Wind in CRAWFORD, WISCONSIN
From 21-SEP-07 16:25:00 to 21-SEP-07 16:25:00 (CST-6)
Location: LYNXVILLE
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were blown down.

Thunderstorm Wind in JUNEAU, WISCONSIN
From 21-SEP-07 16:25:00 to 21-SEP-07 16:25:00 (CST-6)
Location: NEW LISBON
Magnitude: 52.00 EG
Property damage: 0.25K
Crop damage: 0.00K
Reported by: Trained Spotter

Very heavy rain and pea size hail occurred.

Thunderstorm Wind in CRAWFORD, WISCONSIN
From 21-SEP-07 16:30:00 to 21-SEP-07 16:30:00 (CST-6)
Location: FAIRVIEW
Magnitude: 53.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were blown down.

Thunderstorm Wind in VERNON, WISCONSIN
From 21-SEP-07 16:30:00 to 21-SEP-07 16:30:00 (CST-6)
Location: VALLEY
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Public

Trees were blown down.

Thunderstorm Wind in TREMPEALEAU, WISCONSIN
From 21-SEP-07 15:08:00 to 21-SEP-07 15:08:00 (CST-6)
Location: GALESVILLE
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Tree fell on a car. No one was reported injured.

Thunderstorm Wind in ADAMS, WISCONSIN
From 21-SEP-07 16:32:00 to 21-SEP-07 16:32:00 (CST-6)
Location: ARKDALE
Magnitude: 52.00 EG
Property damage: 0.25K
Crop damage: 0.00K
Reported by: Trained Spotter

Large branches down.

Thunderstorm Wind in LA CROSSE, WISCONSIN
From 21-SEP-07 15:20:00 to 21-SEP-07 15:20:00 (CST-6)
Location: WEST SALEM
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in MONROE, WISCONSIN
From 21-SEP-07 16:20:00 to 21-SEP-07 16:20:00 (CST-6)
Location: WILTON
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in RICHLAND, WISCONSIN
From 21-SEP-07 16:43:00 to 21-SEP-07 16:43:00 (CST-6)
Location: ASHRIDGE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Large elm trees bending over in the wind.

Thunderstorm Wind in CLARK, WISCONSIN
From 21-SEP-07 15:15:00 to 21-SEP-07 15:15:00 (CST-6)
Location: LOYAL
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were blown down.

Hail in BUFFALO, WISCONSIN
From 21-SEP-07 14:22:00 to 21-SEP-07 14:22:00 (CST-6)
Location: FOUNTAIN CITY
Magnitude: 1.00 
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in LA CROSSE, WISCONSIN
From 21-SEP-07 15:11:00 to 21-SEP-07 15:11:00 (CST-6)
Location: HERRINGTON
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: NWS Employee

Wind gust occurred at the NWS office.

Thunderstorm Wind in CLARK, WISCONSIN
From 21-SEP-07 15:15:00 to 21-SEP-07 15:15:00 (CST-6)
Location: NEILLSVILLE
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were blown down.

Thunderstorm Wind in CRAWFORD, WISCONSIN
From 21-SEP-07 16:52:00 to 21-SEP-07 16:52:00 (CST-6)
Location: PRAIRIE DU CHIEN
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were blown down.

Thunderstorm Wind in LA CROSSE, WISCONSIN
From 21-SEP-07 15:09:00 to 21-SEP-07 15:09:00 (CST-6)
Location: LA CROSSE
Magnitude: 53.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Power lines blown down in the city.