Heavy rain-producing showers and thunderstorms moved repeatedly across areas mainly north of Interstate 80 on May 29th and 30th dumping 1 to 5 inches of rain in a short amount of time resulting in flash flooding.  One of the stronger storms produced wind gusts estimated to be over 60 mph in Linn County.

Flash Flood in BENTON, IOWA
From 30-MAY-08 01:00:00 to 30-MAY-08 11:00:00 (CST-6)
Location: VINTON
Flood cause: Heavy Rain
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rains of 2 to 5 inches resulted in flash flooding in numerous areas across Benton County during much of the morning of May 30.  Highway 218 was impassible at several locations due to water flowing over the highway.  Other county roads were covered with water as several area streams and creeks overflowed their banks.  A motorist was rescued from the flood waters in the Garrison area after the vehicle was washed into a flooded creek.  A bridge on Highway V61 north of Vinton was washed out due to the flash flooding.  In particular, Hickle Creek flooded several roads in the vicinity of Vinton and caused some homes to be evacuated.  Several other residences in Vinton experienced sewers backing up into their basements.  The flood waters began to recede during the late morning hours.

Flash Flood in BUCHANAN, IOWA
From 30-MAY-08 02:20:00 to 30-MAY-08 11:00:00 (CST-6)
Location: ROWLEY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rains of 2 to 5 inches fell across Buchanan County during the evening of May 29th and early morning of May 30th resulting in flash flooding. Flood waters were going over the road near Overland Road and 330th Street about a mile north of the Buchanan County line.

Flash Flood in BUCHANAN, IOWA
From 30-MAY-08 06:45:00 to 30-MAY-08 11:00:00 (CST-6)
Location: HAZLETON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain resulted in a rapid rise on Buffalo Creek during the early morning of May 30.  The river level rose about 4 feet and is out of its banks.  Flooding is also occurring on the Little Maquoketa River and Highway D22 is closed due to the flooding.

Flash Flood in DUBUQUE, IOWA
From 30-MAY-08 05:43:00 to 30-MAY-08 11:00:00 (CST-6)
Location: DUBUQUE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rains of 3 to 5 inches closed the right lane in both directions on Highway 52 on the north side of Dubuque.

Flash Flood in JONES, IOWA
From 30-MAY-08 09:25:00 to 30-MAY-08 14:00:00 (CST-6)
Location: MONTICELLO MUNI ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rains caused flash flood waters to cover River Road in Monticello forcing its closure. In addition, a business and campground were evacuated due to the rising flood waters.

Thunderstorm Wind in LINN, IOWA
From 30-MAY-08 01:20:00 to 30-MAY-08 01:20:00 (CST-6)
Location: MARION
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts were estimated to be 50 to 65 mph just northwest of Marion during the early morning of May 30.