Strong to severe thunderstorms moved across parts of northern Illinois during the evening hours of July 24th.  Behind the thunderstorms, strong winds blew across parts of far northwest Illinois which were associated with a wake low.

Thunderstorm Wind in LA SALLE, ILLINOIS
From 24-JUL-09 21:40:00 to 24-JUL-09 21:40:00 (CST-6)
Location: STREATOR
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A swath of corn was blown down in a field.  Lawn furniture and a gas grill were flung around near a house.

Lightning in WILL, ILLINOIS
From 24-JUL-09 22:50:00 to 24-JUL-09 22:50:00 (CST-6)
Location: IDYLSIDE
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Newspaper

Lightning struck a four unit condominium near Buell and Midland Avenues and started a fire in the attic.

Lightning in COOK, ILLINOIS
From 24-JUL-09 22:55:00 to 24-JUL-09 22:55:00 (CST-6)
Location: CRAGIN
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Lightning struck a three story apartment building on West Palmer causing a fire in one apartment.  The lightning also caused bricks to explode off the building and onto the street below, damaging at least two cars.

Lightning in WILL, ILLINOIS
From 24-JUL-09 23:05:00 to 24-JUL-09 23:05:00 (CST-6)
Location: MONEE
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Lightning struck a home on Kensington Lane in Monee which started a fire.

Thunderstorm Wind in LIVINGSTON, ILLINOIS
From 24-JUL-09 21:34:00 to 24-JUL-09 21:34:00 (CST-6)
Location: ODELL
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several large trees were blown down.

Thunderstorm Wind in LIVINGSTON, ILLINOIS
From 24-JUL-09 21:58:00 to 24-JUL-09 21:58:00 (CST-6)
Location: PONTIAC
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in LA SALLE, ILLINOIS
From 24-JUL-09 21:50:00 to 24-JUL-09 21:50:00 (CST-6)
Location: STREATOR
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was blown down at Route 23 and Park Street.

Thunderstorm Wind in LIVINGSTON, ILLINOIS
From 24-JUL-09 21:40:00 to 24-JUL-09 21:40:00 (CST-6)
Location: STREATOR
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Damage was reported to a barn and to crops five miles south of Streator.

Flood in GRUNDY, ILLINOIS
From 24-JUL-09 23:00:00 to 25-JUL-09 02:00:00 (CST-6)
Location: CARBON HILL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Street flooding was reported in Coal City.

Flood in LA SALLE, ILLINOIS
From 24-JUL-09 23:45:00 to 25-JUL-09 02:00:00 (CST-6)
Location: SERENA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Minor flooding was reported along Route 52.

High Wind in WINNEBAGO, ILLINOIS
From 24-JUL-09 20:10:00 to 24-JUL-09 20:10:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Lightning in GRUNDY, ILLINOIS
From 24-JUL-09 21:30:00 to 24-JUL-09 21:30:00 (CST-6)
Location: MORRIS
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A lightning strike at or near the Grundy County Administration Center damaged portions of the 911 system equipment, Emergency Operations Center equipment and the administration center computer systems.