Strong to severe thunderstorms moved across northern Illinois during the afternoon hours of July 31st.

Thunderstorm Wind in WINNEBAGO, ILLINOIS
From 31-JUL-08 12:08:00 to 31-JUL-08 12:08:00 (CST-6)
Location: COLONIAL GARDENS
Magnitude: 55.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Broadcast Media

Shingles were blown off of a roof and a small peach tree was snapped off one foot above the ground, both in Machesney Park.

Thunderstorm Wind in OGLE, ILLINOIS
From 31-JUL-08 12:12:00 to 31-JUL-08 12:12:00 (CST-6)
Location: DAYSVILLE
Magnitude: 60.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Large healthy trees were blown down along Route 2, roughly three miles south of Oregon.

Thunderstorm Wind in OGLE, ILLINOIS
From 31-JUL-08 12:20:00 to 31-JUL-08 12:20:00 (CST-6)
Location: OREGON
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Arm size tree limbs were blown down.

Thunderstorm Wind in BOONE, ILLINOIS
From 31-JUL-08 12:50:00 to 31-JUL-08 12:50:00 (CST-6)
Location: BELVIDERE
Magnitude: 55.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and power lines were blown down.

Thunderstorm Wind in DU PAGE, ILLINOIS
From 31-JUL-08 13:13:00 to 31-JUL-08 13:13:00 (CST-6)
Location: ADDISON
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was blown down.

Thunderstorm Wind in DU PAGE, ILLINOIS
From 31-JUL-08 13:35:00 to 31-JUL-08 13:35:00 (CST-6)
Location: WHEATON
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down.

Thunderstorm Wind in COOK, ILLINOIS
From 31-JUL-08 14:01:00 to 31-JUL-08 14:01:00 (CST-6)
Location: CHICAGO RIDGE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trees were blown down in the 6100 block of East Birmingham Street.

Thunderstorm Wind in WINNEBAGO, ILLINOIS
From 31-JUL-08 12:10:00 to 31-JUL-08 12:10:00 (CST-6)
Location: WINNEBAGO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Wind gusts were estimated to 60 mph one mile north of Winnebago.

Thunderstorm Wind in OGLE, ILLINOIS
From 31-JUL-08 12:17:00 to 31-JUL-08 12:17:00 (CST-6)
Location: MT MORRIS
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A wind gust to 66 mph was measured in Mount Morris.

Thunderstorm Wind in WINNEBAGO, ILLINOIS
From 31-JUL-08 12:05:00 to 31-JUL-08 12:05:00 (CST-6)
Location: SOUTH BELOIT
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A tree was blown down along Dorr Road, blocking half of the road.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 31-JUL-08 13:00:00 to 31-JUL-08 13:00:00 (CST-6)
Location: CARY
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A light pole was blown down in a parking lot along Northwest Highway.  The light pole struck four parked cars.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 31-JUL-08 13:05:00 to 31-JUL-08 13:05:00 (CST-6)
Location: CRYSTAL LAKE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Two large trees were snapped off about 15 feet above ground.  One of the trees fell onto a tree house, which was destroyed.

Thunderstorm Wind in KANE, ILLINOIS
From 31-JUL-08 13:13:00 to 31-JUL-08 13:13:00 (CST-6)
Location: DUNDEE
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A wind gust to 62 mph was measured near Route 72 and Randall Road.