Several rounds of showers and thunderstorms moved across eastern Iowa, northwest Illinois and northeast Missouri producing high winds and hail.  The area hardest hit was Kirkwood, IL where winds were estimated to be 100 mph.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 23-AUG-07 13:08:00 to 23-AUG-07 13:08:00 (CST-6)
Location: MAGNOLIA
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Winds estimated to be 70 mph blew down several trees across Route 18 near Magnolia, IL.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 23-AUG-07 13:15:00 to 23-AUG-07 13:15:00 (CST-6)
Location: MC NABB
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Winds estimated to be 70 mph blew down several trees across roadways just south of McNabb, IL.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 23-AUG-07 13:16:00 to 23-AUG-07 13:16:00 (CST-6)
Location: FLORID
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Winds estimated to be 70 mph blew down several trees down across Route 26 west of McNabb, IL.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 23-AUG-07 13:28:00 to 23-AUG-07 13:28:00 (CST-6)
Location: MC NABB
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Winds estimated to be 70 mph blew down several trees near McNabb, IL.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 23-AUG-07 13:29:00 to 23-AUG-07 13:29:00 (CST-6)
Location: MAGNOLIA
Magnitude: 61.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Winds estimated to be 70 mph blew down some power lines near Magnolia, IL.

Thunderstorm Wind in BUREAU, ILLINOIS
From 23-AUG-07 16:37:00 to 23-AUG-07 16:37:00 (CST-6)
Location: PRINCETON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winds estimated to be 60 mph blew down some tree branches and small limbs near Princeton, IL.

Thunderstorm Wind in ROCK ISLAND, ILLINOIS
From 23-AUG-07 16:43:00 to 23-AUG-07 16:43:00 (CST-6)
Location: ANDALUSIA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Winds estimated to be 60 mph blew down some branches near Andalusia, IL.

Thunderstorm Wind in WARREN, ILLINOIS
From 23-AUG-07 12:08:00 to 23-AUG-07 12:08:00 (CST-6)
Location: MONMOUTH
Magnitude: 70.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Winds estimated to be 80 mph blew down several trees and power lines in Monmouth, IL.

Thunderstorm Wind in WARREN, ILLINOIS
From 23-AUG-07 12:08:00 to 23-AUG-07 12:08:00 (CST-6)
Location: SMITHSHIRE
Magnitude: 70.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Winds estimated to be 80 mph blew down several trees and power lines in Smithshire, IL.

Thunderstorm Wind in HENDERSON, ILLINOIS
From 23-AUG-07 12:25:00 to 23-AUG-07 12:25:00 (CST-6)
Location: BIGGSVILLE
Magnitude: 70.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Winds estimated to be 70 mph blew down several trees in Biggsville, IL.  A house and car were damaged.  Delayed report.  Time of report corrected from previous issuance indicating 1:25 AM.

Thunderstorm Wind in HENDERSON, ILLINOIS
From 23-AUG-07 12:30:00 to 23-AUG-07 12:30:00 (CST-6)
Location: BIGGSVILLE
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Winds estimated to be 70 mph blew down several trees just south of Biggsville, IL.  Several trees were blocking highways 94 and 96 as well as some township roads.  Delayed report.

Thunderstorm Wind in WHITESIDE, ILLINOIS
From 23-AUG-07 12:45:00 to 23-AUG-07 12:45:00 (CST-6)
Location: ALBANY
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Winds estimated to be 65 mph blew down a tree in Albany, IL.

Thunderstorm Wind in WHITESIDE, ILLINOIS
From 23-AUG-07 12:45:00 to 23-AUG-07 12:45:00 (CST-6)
Location: FULTON
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Winds estimated to be 65 mph blew down a tree in Fulton, IL.

Thunderstorm Wind in BUREAU, ILLINOIS
From 23-AUG-07 13:00:00 to 23-AUG-07 13:00:00 (CST-6)
Location: BUDA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Winds estimated to be 60 mph blew down some small trees and tree limbs just south of Buda, IL.  Delayed report.

Thunderstorm Wind in WARREN, ILLINOIS
From 23-AUG-07 11:54:00 to 23-AUG-07 12:05:00 (CST-6)
Location: KIRKWOOD
Magnitude: 87.00 EG
Property damage: 250.00K
Reported by: Emergency Manager

Straight-line winds estimated to be around 100 mph blew down several large trees, ripped part of a roof off a house, displaced and dented several grain silos, and flattened numerous corn fields between Kirkwood, IL and Monmouth, IL.  Some of the trees fell onto houses and other structures (EF Scale rating: EF1).

Hail in PUTNAM, ILLINOIS
From 23-AUG-07 18:06:00 to 23-AUG-07 18:06:00 (CST-6)
Location: MAGNOLIA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail the size of a nickel fell about 4 miles southwest of McNabb, IL.