Isolated thunderstorms developed along and immediately behind a cold front during the late afternoon and evening hours of July 2nd.  The storms were aided by a developing low-level jet during the evening, which helped a few of the storms produce damaging wind gusts as well as localized flash flooding.

Hail in EFFINGHAM, ILLINOIS
From 02-JUL-11 23:12:00 to 02-JUL-11 23:13:00 (CST-6)
Location: SHUMWAY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Hail in CLARK, ILLINOIS
From 02-JUL-11 23:30:00 to 02-JUL-11 23:31:00 (CST-6)
Location: CASEY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in EFFINGHAM, ILLINOIS
From 03-JUL-11 00:20:00 to 03-JUL-11 00:21:00 (CST-6)
Location: EFFINGHAM
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Hail in EFFINGHAM, ILLINOIS
From 03-JUL-11 01:29:00 to 03-JUL-11 01:30:00 (CST-6)
Location: ALTAMONT
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flash Flood in EDGAR, ILLINOIS
From 02-JUL-11 23:35:00 to 03-JUL-11 03:00:00 (CST-6)
Location: MELWOOD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Heavy rainfall amounts of 3.00 to 4.00 in a two hour period just before Midnight resulted in flash flooding of rural roads in a small part of northern Edgar County. Many of these roads were impassable during the night.

Flash Flood in COLES, ILLINOIS
From 03-JUL-11 00:45:00 to 03-JUL-11 05:15:00 (CST-6)
Location: PARADISE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Heavy rainfall amounts ranging from 4.00 to 5.00 inches were reported in a two hour period ending just after Midnight. Many rural roads were inundated, and parts of U.S. Highway 45 southwest of Mattoon were impassable.

Flash Flood in SHELBY, ILLINOIS
From 03-JUL-11 00:45:00 to 03-JUL-11 05:15:00 (CST-6)
Location: SEXSON CORNER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Heavy rainfall amounts ranging from 4.00 to 5.00 inches were reported in a two hour period ending just after Midnight in a small part of southeast Shelby County. Most rural roads were inundated southeast of Windsor as a result.

Hail in VERMILION, ILLINOIS
From 02-JUL-11 19:10:00 to 02-JUL-11 19:11:00 (CST-6)
Location: OAKWOOD
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in VERMILION, ILLINOIS
From 02-JUL-11 19:10:00 to 02-JUL-11 19:15:00 (CST-6)
Location: OAKWOOD
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A van was blown off I-74 at mile marker 206.

Thunderstorm Wind in VERMILION, ILLINOIS
From 02-JUL-11 20:00:00 to 02-JUL-11 20:05:00 (CST-6)
Location: GEORGETOWN
Magnitude: 52.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees were blown down in Georgetown.

Thunderstorm Wind in COLES, ILLINOIS
From 02-JUL-11 22:04:00 to 02-JUL-11 22:09:00 (CST-6)
Location: CHARLESTON
Magnitude: 52.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several tree branches were blown down in Charleston.