A large bow echo developed in advance of a front across southern Iowa and northern Missouri during the early morning hours of August 4th.  The storms then raced eastward across central and southeast Illinois, producing wind gusts of between 60 and 70 mph.  Numerous trees and power lines were blown down in a wide swath from the Mississippi River eastward to the Indiana border.

Hail in VERMILION, ILLINOIS
From 04-AUG-09 06:25:00 to 04-AUG-09 06:26:00 (CST-6)
Location: RANKIN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in CLARK, ILLINOIS
From 04-AUG-09 09:15:00 to 04-AUG-09 09:16:00 (CST-6)
Location: MARTINSVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several large tree limbs were blown down at I-70 in Martinsville.

Thunderstorm Wind in VERMILION, ILLINOIS
From 04-AUG-09 09:15:00 to 04-AUG-09 09:16:00 (CST-6)
Location: GEORGETOWN
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Widespread damage was reported at the Georgetown Fair.  Numerous tents were destroyed and several buildings were damaged.

Hail in VERMILION, ILLINOIS
From 04-AUG-09 08:20:00 to 04-AUG-09 08:21:00 (CST-6)
Location: DANVILLE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in VERMILION, ILLINOIS
From 04-AUG-09 09:15:00 to 04-AUG-09 09:16:00 (CST-6)
Location: DANVILLE
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees were blown down across Danville.

Thunderstorm Wind in CRAWFORD, ILLINOIS
From 04-AUG-09 09:45:00 to 04-AUG-09 09:46:00 (CST-6)
Location: ROBINSON
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several large tree limbs were blown down in Robinson.

Thunderstorm Wind in CRAWFORD, ILLINOIS
From 04-AUG-09 09:50:00 to 04-AUG-09 09:51:00 (CST-6)
Location: HUTSONVILLE
Magnitude: 52.00 EG
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Mesonet

Numerous tree limbs were blown down across Hutsonville.  In addition...roof, siding, and awning damage was reported to around a dozen homes.

Thunderstorm Wind in TAZEWELL, ILLINOIS
From 04-AUG-09 07:30:00 to 04-AUG-09 07:31:00 (CST-6)
Location: PEKIN
Magnitude: 61.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Mesonet

Numerous tree limbs were blown down in Pekin.

Thunderstorm Wind in LOGAN, ILLINOIS
From 04-AUG-09 07:35:00 to 04-AUG-09 07:36:00 (CST-6)
Location: LINCOLN
Magnitude: 61.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees and power lines were blown down. One tree was blown down onto an apartment complex in Lincoln.  In addition, a storage shed was toppled and minor roof damage was reported.

Thunderstorm Wind in CLARK, ILLINOIS
From 04-AUG-09 09:16:00 to 04-AUG-09 09:17:00 (CST-6)
Location: MARTINSVILLE
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Three large trees were snapped just north of Martinsville.

Thunderstorm Wind in CLARK, ILLINOIS
From 04-AUG-09 09:20:00 to 04-AUG-09 09:21:00 (CST-6)
Location: MARSHALL
Magnitude: 52.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous 6-inch diameter tree limbs were blown down in Marshall.

Thunderstorm Wind in CRAWFORD, ILLINOIS
From 04-AUG-09 09:35:00 to 04-AUG-09 09:36:00 (CST-6)
Location: BELLAIR
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees were blown down along E 2000th Ave from Bellair to Annapolis.

Thunderstorm Wind in COLES, ILLINOIS
From 04-AUG-09 09:09:00 to 04-AUG-09 09:10:00 (CST-6)
Location: ETNA
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Storm Chaser

High winds tore 1/4 of the tin off the roof of a barn.

Thunderstorm Wind in COLES, ILLINOIS
From 04-AUG-09 09:06:00 to 04-AUG-09 09:07:00 (CST-6)
Location: MATTOON
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Mesonet

Two 4-inch diameter tree branches were blown down in Mattoon.

Thunderstorm Wind in COLES, ILLINOIS
From 04-AUG-09 08:45:00 to 04-AUG-09 08:46:00 (CST-6)
Location: TRILLA
Magnitude: 61.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Two large trees were uprooted in Trilla.

Thunderstorm Wind in VERMILION, ILLINOIS
From 04-AUG-09 09:10:00 to 04-AUG-09 09:11:00 (CST-6)
Location: HOOPESTON
Magnitude: 61.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees were blown down and structural damage was reported to the FMC building on the south side of Hoopeston.

Thunderstorm Wind in CUMBERLAND, ILLINOIS
From 04-AUG-09 09:15:00 to 04-AUG-09 09:16:00 (CST-6)
Location: GREENUP
Magnitude: 61.00 EG
Property damage: 18.00K
Crop damage: 0.00K
Reported by: Newspaper

Numerous trees and tree limbs were blown down in Greenup.

Thunderstorm Wind in CUMBERLAND, ILLINOIS
From 04-AUG-09 08:50:00 to 04-AUG-09 08:51:00 (CST-6)
Location: NEOGA
Magnitude: 52.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A roof was damaged by high winds at Camp New Hope.

Thunderstorm Wind in CHAMPAIGN, ILLINOIS
From 04-AUG-09 08:55:00 to 04-AUG-09 08:56:00 (CST-6)
Location: SIDNEY
Magnitude: 61.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees and tree branches were blown down in Sidney.  In addition, minor damage occurred to a large grain storage facility just outside of town.

Thunderstorm Wind in MCLEAN, ILLINOIS
From 04-AUG-09 08:00:00 to 04-AUG-09 08:01:00 (CST-6)
Location: HEYWORTH
Magnitude: 61.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Mesonet

A few very large trees were blown down in Heyworth.

Thunderstorm Wind in MCLEAN, ILLINOIS
From 04-AUG-09 08:10:00 to 04-AUG-09 08:11:00 (CST-6)
Location: LE ROY
Magnitude: 61.00 EG
Property damage: 65.00K
Crop damage: 40.00K
Reported by: Public

Eight houses and a car were damaged by falling trees in LeRoy. Also, widespread tree damage occurred to a residence in rural Leroy.  Numerous trees were snapped off or uprooted.  Corn was flattened in a nearby field.

Thunderstorm Wind in MARSHALL, ILLINOIS
From 04-AUG-09 08:15:00 to 04-AUG-09 08:16:00 (CST-6)
Location: SPARLAND
Magnitude: 52.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several tree limbs were blown down in Hopewell.

Thunderstorm Wind in WOODFORD, ILLINOIS
From 04-AUG-09 08:15:00 to 04-AUG-09 08:16:00 (CST-6)
Location: EL PASO
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A large tree was blown down across a road just north of El Paso.

Thunderstorm Wind in PIATT, ILLINOIS
From 04-AUG-09 08:25:00 to 04-AUG-09 08:26:00 (CST-6)
Location: WHITE HEATH
Magnitude: 61.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A 2-foot diameter tree was blown down onto a house 1 mile north of White Heath.

Thunderstorm Wind in CHAMPAIGN, ILLINOIS
From 04-AUG-09 08:35:00 to 04-AUG-09 08:36:00 (CST-6)
Location: BONDVILLE
Magnitude: 52.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Newspaper

A large tree limb was blown down onto a trailer in Bondville.

Thunderstorm Wind in MACON, ILLINOIS
From 04-AUG-09 08:15:00 to 04-AUG-09 08:16:00 (CST-6)
Location: DECATUR
Magnitude: 61.00 EG
Property damage: 40.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Numerous trees and power lines were blown down across Decatur.

Thunderstorm Wind in SHELBY, ILLINOIS
From 04-AUG-09 08:39:00 to 04-AUG-09 08:40:00 (CST-6)
Location: WINDSOR
Magnitude: 61.00 EG
Property damage: 18.00K
Crop damage: 0.00K
Reported by: COOP Observer

Several trees and tree limbs were blown down across Windsor.

Thunderstorm Wind in CHAMPAIGN, ILLINOIS
From 04-AUG-09 08:40:00 to 04-AUG-09 08:41:00 (CST-6)
Location: CHAMPAIGN
Magnitude: 52.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Numerous 3-inch diameter tree limbs were blown down in Champaign.

Thunderstorm Wind in CHAMPAIGN, ILLINOIS
From 04-AUG-09 08:42:00 to 04-AUG-09 08:43:00 (CST-6)
Location: SAVOY
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees were blown down in Savoy.

Thunderstorm Wind in SCHUYLER, ILLINOIS
From 04-AUG-09 06:20:00 to 04-AUG-09 06:21:00 (CST-6)
Location: BROOKLYN
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Power lines were blown down in Brooklyn.

Thunderstorm Wind in LOGAN, ILLINOIS
From 04-AUG-09 07:45:00 to 04-AUG-09 07:46:00 (CST-6)
Location: MT PULASKI
Magnitude: 61.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A barn roof was blown off onto Route 121 4 miles north of Mt. Pulaski.

Thunderstorm Wind in SCHUYLER, ILLINOIS
From 04-AUG-09 06:30:00 to 04-AUG-09 06:31:00 (CST-6)
Location: RUSHVILLE
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Numerous large tree limbs were blown down in Rushville.

Thunderstorm Wind in KNOX, ILLINOIS
From 04-AUG-09 07:20:00 to 04-AUG-09 07:21:00 (CST-6)
Location: ABINGDON
Magnitude: 61.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Mesonet

The top of a large tree was snapped off just north of Abingdon.

Thunderstorm Wind in SANGAMON, ILLINOIS
From 04-AUG-09 07:27:00 to 04-AUG-09 07:28:00 (CST-6)
Location: SPRINGFIELD
Magnitude: 61.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Newspaper

Power lines were blown down onto a vehicle, trapping two people.

Thunderstorm Wind in WOODFORD, ILLINOIS
From 04-AUG-09 07:50:00 to 04-AUG-09 07:51:00 (CST-6)
Location: GERMANTOWN
Magnitude: 61.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down onto Old Germantown Hills Road.

Thunderstorm Wind in CHRISTIAN, ILLINOIS
From 04-AUG-09 07:52:00 to 04-AUG-09 07:53:00 (CST-6)
Location: MORRISONVILLE
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Powerlines were blown down in Morrisonville.

Thunderstorm Wind in CHRISTIAN, ILLINOIS
From 04-AUG-09 07:55:00 to 04-AUG-09 07:56:00 (CST-6)
Location: TAYLORVILLE
Magnitude: 61.00 EG
Property damage: 40.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Twenty power poles were blown down just south of Taylorville.

Thunderstorm Wind in MORGAN, ILLINOIS
From 04-AUG-09 06:45:00 to 04-AUG-09 06:46:00 (CST-6)
Location: JACKSONVILLE
Magnitude: 61.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Newspaper

Numerous power lines were blown down in Jacksonville.

Thunderstorm Wind in FULTON, ILLINOIS
From 04-AUG-09 06:47:00 to 04-AUG-09 06:48:00 (CST-6)
Location: VERMONT
Magnitude: 61.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Public

Approximately 3/4 of the town of Vermont had tree damage, with numerous trees snapped off at the base or uprooted.  One person was injured when a tree was blown down onto them.

Thunderstorm Wind in CASS, ILLINOIS
From 04-AUG-09 06:55:00 to 04-AUG-09 06:56:00 (CST-6)
Location: PHILADELPHIA
Magnitude: 61.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Mesonet

Numerous tree limbs and power lines were blown down.

Thunderstorm Wind in MASON, ILLINOIS
From 04-AUG-09 07:05:00 to 04-AUG-09 07:06:00 (CST-6)
Location: HAVANA
Magnitude: 61.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several power lines and large tree limbs were blown down in Havana.

Thunderstorm Wind in TAZEWELL, ILLINOIS
From 04-AUG-09 07:55:00 to 04-AUG-09 07:56:00 (CST-6)
Location: WASHINGTON
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Large tree branches were blown down near Beverly Manor School in Washington.

Thunderstorm Wind in DE WITT, ILLINOIS
From 04-AUG-09 08:00:00 to 04-AUG-09 08:01:00 (CST-6)
Location: CLINTON
Magnitude: 61.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was blown onto Rt 54 near the Clinton Power Plant.  Several tree limbs and power lines were knocked down across Clinton.

Thunderstorm Wind in MCLEAN, ILLINOIS
From 04-AUG-09 08:00:00 to 04-AUG-09 08:01:00 (CST-6)
Location: DOWNS
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several large trees were blown down near Rt 150 and county roads 1800 E and 1900 E.

Thunderstorm Wind in FULTON, ILLINOIS
From 04-AUG-09 07:15:00 to 04-AUG-09 07:20:00 (CST-6)
Location: CANTON
Magnitude: 61.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several power lines were blown down in Canton.  A large tree limb broke off and fell onto a house, causing minor damage.

Thunderstorm Wind in SANGAMON, ILLINOIS
From 04-AUG-09 07:20:00 to 04-AUG-09 07:21:00 (CST-6)
Location: CHATHAM
Magnitude: 61.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: NWS Employee

A large section of a Bradford Pear tree was broken off due to high winds.

Thunderstorm Wind in VERMILION, ILLINOIS
From 04-AUG-09 09:10:00 to 04-AUG-09 09:11:00 (CST-6)
Location: CATLIN
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees were blown down across a road 3 miles north of Catlin.