Low pressure triggered a cluster of severe thunderstorms during the afternoon and early evening of July 27. Damaging winds and large hail were reported by storm spotters, law enforcement officials and the public. In addition, a tornado was reported in Crawford County, which was the first confirmed tornado in this county since June 17, 1987.
A survey team from the La Crosse National Weather Service confirmed the tornado.  The path length was 4 miles long and went in a northeasterly direction, touching down 1 mile east of Fairview and staying on the ground until 5 miles west of Soldiers Grove. For most of the path length, the tornado was rated EF0, although the survey team determined it reached EF1 for a short time.  Approximate time of the tornado occurrence was 516 p.m. to 526 p.m.

Thunderstorm Wind in MONROE, WISCONSIN
From 27-JUL-09 15:18:00 to 27-JUL-09 15:18:00 (CST-6)
Location: MC COY AAF ARPT
Magnitude: 59.00 EG
Property damage: 60.00K
Crop damage: 20.00K
Reported by: Emergency Manager

Numerous trees were knocked down near Haven Avenue and County Road A and AA just south of Highway 16. Trees were knocked down on power lines and cars. Roofs were also blown off of mobile homes in that area.

Thunderstorm Wind in JACKSON, WISCONSIN
From 27-JUL-09 14:20:00 to 27-JUL-09 14:20:00 (CST-6)
Location: FRANKLIN
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 10.00K
Reported by: Law Enforcement

Two trees were blown down along County Road C.

Thunderstorm Wind in ADAMS, WISCONSIN
From 27-JUL-09 15:45:00 to 27-JUL-09 15:45:00 (CST-6)
Location: FRNDSHP ADAMS CO ARP
Magnitude: 54.00 EG
Property damage: 5.00K
Crop damage: 10.00K
Reported by: Law Enforcement

Trees were reported blown down in many areas east and northeast of Adams. Pea size hail was also reported.

Hail in GRANT, WISCONSIN
From 27-JUL-09 18:35:00 to 27-JUL-09 18:35:00 (CST-6)
Location: FENNIMORE
Magnitude: 1.00 
Property damage: 2.00K
Crop damage: 15.00K
Reported by: Emergency Manager

Thunderstorm Wind in RICHLAND, WISCONSIN
From 27-JUL-09 16:46:00 to 27-JUL-09 16:46:00 (CST-6)
Location: FIVE PTS
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 10.00K
Reported by: Amateur Radio

Trees were reported down.

Thunderstorm Wind in MONROE, WISCONSIN
From 27-JUL-09 15:15:00 to 27-JUL-09 15:15:00 (CST-6)
Location: MC COY AAF ARPT
Magnitude: 56.00 EG
Property damage: 3.00K
Crop damage: 20.00K
Reported by: Trained Spotter

Several trees were damaged at the intersection of County Road AA and A. Damage continued for 2 miles to the east and southeast of this point.

Hail in JACKSON, WISCONSIN
From 27-JUL-09 14:25:00 to 27-JUL-09 14:25:00 (CST-6)
Location: MELROSE
Magnitude: 1.00 
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in ADAMS, WISCONSIN
From 27-JUL-09 15:30:00 to 27-JUL-09 15:30:00 (CST-6)
Location: FRIENDSHIP
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 10.00K
Reported by: Law Enforcement

Downed trees were blocking a road just south of Friendship. Pea size hail was also reported.

Thunderstorm Wind in CRAWFORD, WISCONSIN
From 27-JUL-09 16:25:00 to 27-JUL-09 16:25:00 (CST-6)
Location: SOLDIERS GROVE
Magnitude: 58.00 EG
Property damage: 20.00K
Crop damage: 20.00K
Reported by: Law Enforcement

A building was damaged at the intersection of Highway 61 and Tavern Road.

Hail in MONROE, WISCONSIN
From 27-JUL-09 15:51:00 to 27-JUL-09 15:51:00 (CST-6)
Location: WILTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in MONROE, WISCONSIN
From 27-JUL-09 15:45:00 to 27-JUL-09 15:45:00 (CST-6)
Location: WILTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 25.00K
Reported by: Public

There was dime and nickel size hail, but not enough to cover the ground.

Hail in MONROE, WISCONSIN
From 27-JUL-09 15:53:00 to 27-JUL-09 15:53:00 (CST-6)
Location: WILTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in JACKSON, WISCONSIN
From 27-JUL-09 13:18:00 to 27-JUL-09 13:18:00 (CST-6)
Location: WINNEBAGO MISSION
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Sheriff department reported 25 to 30 trees were down along Highway 12 and County Roads K and E.

Thunderstorm Wind in ADAMS, WISCONSIN
From 27-JUL-09 15:22:00 to 27-JUL-09 15:22:00 (CST-6)
Location: FRIENDSHIP
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were reported down.

Thunderstorm Wind in MONROE, WISCONSIN
From 27-JUL-09 15:20:00 to 27-JUL-09 15:20:00 (CST-6)
Location: MC COY AAF ARPT
Magnitude: 55.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trees were reported down along Highway 16 near Fort McCoy.

Hail in JACKSON, WISCONSIN
From 27-JUL-09 14:17:00 to 27-JUL-09 14:17:00 (CST-6)
Location: CITY PT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Wind gusts were around 40 mph.

Hail in MONROE, WISCONSIN
From 27-JUL-09 14:37:00 to 27-JUL-09 14:37:00 (CST-6)
Location: FOUR CORNERS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in MONROE, WISCONSIN
From 27-JUL-09 15:08:00 to 27-JUL-09 15:08:00 (CST-6)
Location: SPARTA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in GRANT, WISCONSIN
From 27-JUL-09 17:25:00 to 27-JUL-09 17:25:00 (CST-6)
Location: MUSCODA
Magnitude: 57.00 EG
Property damage: 30.00K
Crop damage: 20.00K
Reported by: Law Enforcement

Power lines and trees were down throughout town.

Hail in MONROE, WISCONSIN
From 27-JUL-09 15:15:00 to 27-JUL-09 15:15:00 (CST-6)
Location: SPARTA MUNI
Magnitude: 1.00 
Property damage: 2.50K
Crop damage: 20.00K
Reported by: Trained Spotter

Some wind damage was also reported in Angelo.

Hail in MONROE, WISCONSIN
From 27-JUL-09 15:18:00 to 27-JUL-09 15:18:00 (CST-6)
Location: MC COY AAF ARPT
Magnitude: 1.00 
Property damage: 2.00K
Crop damage: 10.00K
Reported by: Trained Spotter

Some trees were reported down in the area as well.

Hail in JACKSON, WISCONSIN
From 27-JUL-09 14:25:00 to 27-JUL-09 14:25:00 (CST-6)
Location: MELROSE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tornado in CRAWFORD, WISCONSIN
From 27-JUL-09 16:16:00 to 27-JUL-09 16:26:00 (CST-6)
Location: FAIRVIEW
Tornado F-scale: EF1
Property damage: 30.00K
Crop damage: 40.00K
Reported by: Law Enforcement

Initial reports suggested seeing debris flying in the air.  The tornado formed near a ridge area but traveled into nearby valleys hitting several farms and knocking down trees and branches in a narrow path.  Hail was observed before the tornado as well.

Thunderstorm Wind in VERNON, WISCONSIN
From 27-JUL-09 16:40:00 to 27-JUL-09 16:40:00 (CST-6)
Location: LA FARGE
Magnitude: 55.00 EG
Property damage: 3.00K
Crop damage: 10.00K
Reported by: Amateur Radio

Trees were knocked down near County Road D and the Richland County line.

Hail in RICHLAND, WISCONSIN
From 27-JUL-09 16:52:00 to 27-JUL-09 16:52:00 (CST-6)
Location: FIVE PTS
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in GRANT, WISCONSIN
From 27-JUL-09 18:12:00 to 27-JUL-09 18:12:00 (CST-6)
Location: MONTFORT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in GRANT, WISCONSIN
From 27-JUL-09 17:10:00 to 27-JUL-09 17:10:00 (CST-6)
Location: FENNIMORE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in RICHLAND, WISCONSIN
From 27-JUL-09 16:52:00 to 27-JUL-09 16:52:00 (CST-6)
Location: FIVE PTS
Magnitude: 1.00 
Property damage: 1.00K
Crop damage: 20.00K
Reported by: Trained Spotter