A line of thunderstorms developed in west central and northwest Illinois during the late afternoon and early evening of Thursday June 14th. This line raced eastward across north central and northeast Illinois. The main damage from this line of storms was in the form of trees and limbs down, as well as power lines and utility poles down.  Locations where these reports were received include:  Dixon in Lee county; Triumph and Mendota in La Salle county; Rochelle in Ogle county; across all of Winnebago county; Newark in Kendall county; Kirkland in De Kalb county; Harvard in McHenry county; Belvidere in Boone county; across all of Kane county; Frankfort in Will county; Lincolnshire in Lake county; and Franklin Park and Matteson in Cook county.Windows were blown out of a house from high winds in Mendota in La Salle county at 1855 CST.  A 100 foot tall tower was blown down in Rockford in Winnebago county at 1910 CST.  A large tree limb crushed the roof and broke out the windshield of a car in Fountain Creek in Iroquois county at 1930 CST.  Also in Fountain Creek, an electric box was ripped off a house when power lines came down and heavy wooden playground set was torn out of the ground and pushed into a fence.  A utility pole with a transformer was blown down 2 miles north of Lincolnshire in Lake county at 2005 CST.  About 12,000 customers lost power in the greater Rockford area with about 40,000 customers losing power in Chicago and the suburbs. Some funnel clouds were reported on the leading edge of the line of storms as it moved east. The thunderstorms weakened over northeast Illinois shortly after 8 pm CST. No injuries were reported from the storms.

Thunderstorm Wind in DE KALB, ILLINOIS
From 14-JUN-01 19:15:00 to 14-JUN-01 19:15:00 (CST)
Location: KIRKLAND
Magnitude: 50 E
Reported by: LAW ENFORCEMENT

Thunderstorm Wind in WINNEBAGO, ILLINOIS
From 14-JUN-01 18:40:00 to 14-JUN-01 19:15:00 (CST)
Location: COUNTYWIDE
Magnitude: 55 M
Property damage: 25K
Reported by: LAW ENFORCEMENT

Thunderstorm Wind in IROQUOIS, ILLINOIS
From 14-JUN-01 19:30:00 to 14-JUN-01 19:30:00 (CST)
Location: FOUNTAIN CREEK
Magnitude: 55 E
Property damage: 15K
Reported by: NEWSPAPER

Thunderstorm Wind in BOONE, ILLINOIS
From 14-JUN-01 19:25:00 to 14-JUN-01 19:25:00 (CST)
Location: BELVIDERE
Magnitude: 50 E
Reported by: LAW ENFORCEMENT

Thunderstorm Wind in LA SALLE, ILLINOIS
From 14-JUN-01 18:25:00 to 14-JUN-01 18:55:00 (CST)
Location: TRIUMPH
Magnitude: 55 M
Property damage: 2K
Reported by: LAW ENFORCEMENT

Thunderstorm Wind in LAKE, ILLINOIS
From 14-JUN-01 20:05:00 to 14-JUN-01 20:10:00 (CST)
Location: LINCOLNSHIRE
Magnitude: 50 E
Reported by: EMERGENCY MANAGER

Thunderstorm Wind in LEE, ILLINOIS
From 14-JUN-01 18:16:00 to 14-JUN-01 18:16:00 (CST)
Location: DIXON
Magnitude: 50 E
Reported by: TRAINED SPOTTER

Funnel Cloud in LA SALLE, ILLINOIS
From 14-JUN-01 18:35:00 to 14-JUN-01 18:35:00 (CST)
Location: STREATOR
Reported by: AMATEUR RADIO

Thunderstorm Wind in OGLE, ILLINOIS
From 14-JUN-01 18:30:00 to 14-JUN-01 18:40:00 (CST)
Location: OREGON
Magnitude: 52 M
Reported by: TRAINED SPOTTER

Thunderstorm Wind in KANE, ILLINOIS
From 14-JUN-01 19:25:00 to 14-JUN-01 19:35:00 (CST)
Location: COUNTYWIDE
Magnitude: 50 E
Reported by: LAW ENFORCEMENT

Hail in LEE, ILLINOIS
From 14-JUN-01 18:30:00 to 14-JUN-01 18:30:00 (CST)
Location: FRANKLIN GROVE
Magnitude: 1.00 
Reported by: LAW ENFORCEMENT

Thunderstorm Wind in WILL, ILLINOIS
From 14-JUN-01 19:37:00 to 14-JUN-01 19:50:00 (CST)
Location: NEW LENOX
Magnitude: 52 M
Reported by: TRAINED SPOTTER

Thunderstorm Wind in KENDALL, ILLINOIS
From 14-JUN-01 18:50:00 to 14-JUN-01 18:50:00 (CST)
Location: NEWARK
Magnitude: 50 E
Reported by: LAW ENFORCEMENT

Hail in LA SALLE, ILLINOIS
From 14-JUN-01 18:40:00 to 14-JUN-01 18:40:00 (CST)
Location: MARSEILLES
Magnitude: 0.88 
Reported by: LAW ENFORCEMENT

Thunderstorm Wind in MCHENRY, ILLINOIS
From 14-JUN-01 19:15:00 to 14-JUN-01 19:15:00 (CST)
Location: HARVARD
Magnitude: 50 E
Reported by: TRAINED SPOTTER

Thunderstorm Wind in COOK, ILLINOIS
From 14-JUN-01 20:10:00 to 14-JUN-01 20:15:00 (CST)
Location: FRANKLIN PARK
Magnitude: 50 E
Reported by: BROADCAST MEDIA