A weak surface trough and low pressure system tracking along it allowed for thunderstorms to develop across portions of northeastern Indiana.  Weak flow parallel to the trough and redevelopment of thunderstorms produced rainfall rates of one to two inches per hour. This caused areas of flooding and flash flooding. No injuries were reported.

Flood in HUNTINGTON, INDIANA
From 14-MAY-11 23:30:00 to 15-MAY-11 14:00:00 (EST-5)
Location: BIPPUS
Flood cause: Heavy Rain
Property damage: 250.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Three to over four inches of rain fell over a period of a few hours, resulting in road closures and water into many businesses in and around the Bippus area. The rain subsided into the early morning hours of the 15th. However, flooding problems persisted well into the daylight hours. A portion of State Route 16 was washed out during the overnight hours near State Route 105, two miles south of Bippus, as flood waters continued to flow and recede. A NWS Cooperative Observer reported 4.5 inches of rain just south of Huntington.

Flash Flood in BLACKFORD, INDIANA
From 14-MAY-11 20:21:00 to 15-MAY-11 04:00:00 (EST-5)
Location: ROLL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management officials reported numerous roads with high water across northern Blackford county. Several roads in and around Montpelier were closed due to the flooding, with water being reported into several basements, as well as the local fire station.

Flood in WABASH, INDIANA
From 14-MAY-11 23:30:00 to 15-MAY-11 14:00:00 (EST-5)
Location: SERVIA
Flood cause: Heavy Rain
Property damage: 250.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Numerous thunderstorms trained over northeastern Wabash county, with radar and eventually spotter confirmation, of three to more than four inches of rain falling. Flooding on roads slowly subsided during the daylight hours of the 15th.

Flash Flood in HUNTINGTON, INDIANA
From 14-MAY-11 17:01:00 to 14-MAY-11 23:30:00 (EST-5)
Location: BIPPUS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous thunderstorms trained over northern Huntington County.  Initial radar and and eventual spotter reports confirmed three to more than four inches of rain falling.  Numerous roads were covered with flowing water.  Water was observed into building in Bippus, causing damage.  The thunderstorms moved away from the area during the early morning hours of the 15th, with flooding problems persisting.

Flood in JAY, INDIANA
From 14-MAY-11 20:35:00 to 15-MAY-11 04:00:00 (EST-5)
Location: PENNVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a nearly 300 yard section of County Road 350, near County Road 300 impassable due to high water.

Flash Flood in WABASH, INDIANA
From 14-MAY-11 17:01:00 to 14-MAY-11 23:30:00 (EST-5)
Location: BOLIVAR
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Numerous thunderstorms trained over northeastern Wabash County.  Radar and spotter reports confirmed three to more than four inches of rain fell.  Numerous roads became covered with flowing water.  While the rain ended during the overnight hours, flooding persisted through the first half of the 15th.