Thunderstorm Wind in KANE, ILLINOIS
From 12-MAY-04 15:00:00 to 12-MAY-04 15:00:00 (CST)
Location: GENEVA
Magnitude: 61 EG
Reported by: GENERAL PUBLIC

Large tree limbs were down.

Thunderstorm Wind in KANE, ILLINOIS
From 12-MAY-04 15:00:00 to 12-MAY-04 15:00:00 (CST)
Location: AURORA
Magnitude: 50 EG
Reported by: EMERGENCY MANAGER

Trees were blown down in the road at the intersection of Elmwood and Sullivan Roads.

Thunderstorm Wind in KENDALL, ILLINOIS
From 12-MAY-04 14:55:00 to 12-MAY-04 14:55:00 (CST)
Location: OSWEGO
Magnitude: 50 EG
Reported by: GENERAL PUBLIC

Large tree limbs were down along Wolfs Crossing Road.

Thunderstorm Wind in KENDALL, ILLINOIS
From 12-MAY-04 14:50:00 to 12-MAY-04 14:50:00 (CST)
Location: YORKVILLE
Magnitude: 50 EG
Reported by: EMERGENCY MANAGER

Power lines were blown down at the intersection of Newark Road and Route 47.

Thunderstorm Wind in KANE, ILLINOIS
From 12-MAY-04 15:26:00 to 12-MAY-04 15:26:00 (CST)
Location: AURORA
Magnitude: 50 EG
Reported by: EMERGENCY MANAGER

A tree was blown down at Elmwood and Sullivan Roads.

Thunderstorm Wind in COOK, ILLINOIS
From 12-MAY-04 15:40:00 to 12-MAY-04 15:40:00 (CST)
Location: CHICAGO
Magnitude: 50 EG
Reported by: GENERAL PUBLIC

Large tree limbs were blown down north of the Kennedy-Edens Junction in the Jefferson Park neighborhood.

Thunderstorm Wind in KANE, ILLINOIS
From 12-MAY-04 15:35:00 to 12-MAY-04 15:35:00 (CST)
Location: CARPENTERSVILLE
Magnitude: 50 EG
Reported by: TRAINED SPOTTER

A ham radio tower and antenna, and large tree limbs were blown down.

Thunderstorm Wind in KANE, ILLINOIS
From 12-MAY-04 15:05:00 to 12-MAY-04 15:05:00 (CST)
Location: ELGIN
Magnitude: 50 EG
Reported by: GENERAL PUBLIC

Moderate to large tree limbs were down.

Thunderstorm Wind in DU PAGE, ILLINOIS
From 12-MAY-04 15:04:00 to 12-MAY-04 15:04:00 (CST)
Location: WEST CHICAGO
Magnitude: 57 EG
Reported by: GENERAL PUBLIC

Large tree limbs were down.

Thunderstorm Wind in WILL, ILLINOIS
From 12-MAY-04 20:05:00 to 12-MAY-04 20:05:00 (CST)
Location: MANHATTAN
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

Winds were estimated to be around 60 mph at the intersection of Cedar Road and Baker Road.

Thunderstorm Wind in LAKE, ILLINOIS
From 12-MAY-04 15:48:00 to 12-MAY-04 15:48:00 (CST)
Location: VERNON HILLS
Magnitude: 50 EG
Reported by: TRAINED SPOTTER

Large tree limbs were down at the intersection of State Highways 21 and 60.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 12-MAY-04 15:45:00 to 12-MAY-04 15:45:00 (CST)
Location: CRYSTAL LAKE
Magnitude: 50 EG
Reported by: TRAINED SPOTTER

Power lines were blown down in the northwest section of the community.

Thunderstorm Wind in KANE, ILLINOIS
From 12-MAY-04 15:30:00 to 12-MAY-04 15:30:00 (CST)
Location: WEST DUNDEE
Magnitude: 50 EG
Reported by: LAW ENFORCEMENT

Several trees and power lines were blown down.

Thunderstorm Wind in KANE, ILLINOIS
From 12-MAY-04 15:30:00 to 12-MAY-04 15:30:00 (CST)
Location: CARPENTERSVILLE
Magnitude: 75 MG
Reported by: EMERGENCY MANAGER

Wind was measured on a private weather sensor.

Thunderstorm Wind in COOK, ILLINOIS
From 12-MAY-04 15:30:00 to 12-MAY-04 15:30:00 (CST)
Location: CHICAGO
Magnitude: 50 EG
Reported by: GENERAL PUBLIC

Trees were uprooted and large branches and power lines were blown down in the West Ridge area.

Thunderstorm Wind in COOK, ILLINOIS
From 12-MAY-04 15:25:00 to 12-MAY-04 15:25:00 (CST)
Location: EVANSTON
Magnitude: 60 EG
Reported by: TRAINED SPOTTER

A one foot diameter tree was down at the intersection of Dodge Avenue and McCormick Boulevard.

Thunderstorm Wind in KANE, ILLINOIS
From 12-MAY-04 15:15:00 to 12-MAY-04 15:15:00 (CST)
Location: HAMPSHIRE
Magnitude: 50 EG
Reported by: GENERAL PUBLIC

Small trees were down.

Thunderstorm Wind in KANKAKEE, ILLINOIS
From 12-MAY-04 19:10:00 to 12-MAY-04 19:10:00 (CST)
Location: AROMA PARK
Magnitude: 50 EG
Reported by: LAW ENFORCEMENT

A gustnado was observed 2 miles north of Chebanse in a field near 2000 West Road by a trained spotter.  It lasted about 1 minute. There was no damage.