A cold front stalled across eastern Iowa and northwest Illinois during the morning hours of July 9th.  The front then acted as the focal point for shower and thunderstorm development through much of the day.  Torrential rains, hail up to the size of a quarter, and damaging winds were common across areas mainly over southeast and east central Iowa and northwest and west central Illinois.

Hail in LEE, IOWA
From 09-JUL-07 13:37:00 to 09-JUL-07 13:37:00 (CST-6)
Location: WEVER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in HENRY, IOWA
From 09-JUL-07 16:30:00 to 09-JUL-07 16:30:00 (CST-6)
Location: ROME
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 5.00K
Reported by: Trained Spotter

Swaths of corn were flattened between the Skunk River and Highway 34 west of Westwood, IA.  Time estimated.

Thunderstorm Wind in LEE, IOWA
From 09-JUL-07 14:08:00 to 09-JUL-07 14:08:00 (CST-6)
Location: NEW BOSTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several tree branches were blown down.

Hail in SCOTT, IOWA
From 09-JUL-07 16:43:00 to 09-JUL-07 16:43:00 (CST-6)
Location: LE CLAIRE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in SCOTT, IOWA
From 09-JUL-07 18:00:00 to 09-JUL-07 18:00:00 (CST-6)
Location: DIXON
Magnitude: 52.00 EG
Property damage: 0.00K
Reported by: Trained Spotter

A corn field was flattened and some small branches were blown down.

Flash Flood in HENRY, IOWA
From 09-JUL-07 16:50:00 to 09-JUL-07 18:30:00 (CST-6)
Location: MT PLEASANT
Flood cause: Heavy Rain
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

One to three inches of rain fell in a short amount of time during the late afternoon hours of July 9th in Mount Pleasant, IA.  Several cars stalled out in the deep flood waters.

Flash Flood in SCOTT, IOWA
From 09-JUL-07 19:18:00 to 09-JUL-07 21:00:00 (CST-6)
Location: DAVENPORT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

One to three inches of rain fell in a short amount of time during the early evening hours of July 9th in Davenport, IA resulting in flash flooding.  On the 2300 block of N Fairmount Street, flood waters covered car tires.

Flash Flood in CLINTON, IOWA
From 09-JUL-07 18:45:00 to 09-JUL-07 19:45:00 (CST-6)
Location: DEWITT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

One to three inches of rain fell in a short amount of time during the early evening hours of July 9th in De Witt, IA resulting in some flash flooding.  Flood waters over 6 inches deep were observed on residential roads and in widespread low-lying areas.

Thunderstorm Wind in LINN, IOWA
From 09-JUL-07 20:40:00 to 09-JUL-07 20:40:00 (CST-6)
Location: CEDAR RAPIDS
Magnitude: 65.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Newspaper

A thunderstorm wind gust estimated to be 75 mph toppled a 4 foot diameter tree on 26th Street Drive SE in Cedar Rapids, IA around 9:40 PM on July 9th.  A second tree, about 18 inches in diameter and 60 feet tall, located near F Avenue NE and Estroy Drive NE snapped off about 15 feet above the ground.  In addition, a tree branch fell on a car parked on 24th Street NE causing minor damage.  Additional tree damage occurred from Cottage Grove Avenue SE to the Cedar Rapids Country Club and just west of First Avenue SE between 20th Street NE and 27th Street NE.

Hail in DES MOINES, IOWA
From 09-JUL-07 13:54:00 to 09-JUL-07 13:54:00 (CST-6)
Location: LENOX PARK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail 3/4 inch in diameter fell 3 miles off of Highway 61 on Hunt Rd.

Hail in CLINTON, IOWA
From 09-JUL-07 17:29:00 to 09-JUL-07 17:29:00 (CST-6)
Location: DEWITT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee