All modes of severe weather were noted during this event. Hail was the primary threat from the scattered early event storms.  Then, the bow echo pushed across Central Indiana producing widespread wind damage.  A brief tornado even caused some damage where the bow echo met the east-west orientated line of scattered storms in Central Indiana.  Heavy rain and flooding, some of it flash flooding, were also widely observed across the region.

Hail in HENRY, INDIANA
From 04-AUG-09 02:58:00 to 04-AUG-09 03:00:00 (EST-5)
Location: NEW CASTLE
Magnitude: 1.50 
Reported by: Trained Spotter

Thunderstorm hail, the size of ping pong balls was observed at 15th Street and Grand Avenue in New Castle.

Hail in LAWRENCE, INDIANA
From 04-AUG-09 03:10:00 to 04-AUG-09 03:12:00 (EST-5)
Location: VIRGIL GRISSOM ARPT
Magnitude: 2.50 
Reported by: Trained Spotter

Hail in LAWRENCE, INDIANA
From 04-AUG-09 03:38:00 to 04-AUG-09 03:40:00 (EST-5)
Location: BEDFORD
Magnitude: 1.00 
Reported by: Law Enforcement

Hail in LAWRENCE, INDIANA
From 04-AUG-09 03:25:00 to 04-AUG-09 03:27:00 (EST-5)
Location: LAST O OLITIC
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in LAWRENCE, INDIANA
From 04-AUG-09 03:46:00 to 04-AUG-09 03:48:00 (EST-5)
Location: VIRGIL GRISSOM ARPT
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in OWEN, INDIANA
From 04-AUG-09 04:11:00 to 04-AUG-09 04:13:00 (EST-5)
Location: SPENCER
Magnitude: 1.75 
Reported by: Law Enforcement

Golf ball sized hail was reported by law enforcement in Spencer.

Flash Flood in JACKSON, INDIANA
From 04-AUG-09 06:20:00 to 04-AUG-09 08:15:00 (EST-5)
Location: SPRAYTOWN
Flood cause: Heavy Rain
Property damage: 30.00K
Crop damage: 5.00K
Reported by: Law Enforcement

State police reported multiple road closings across northwest Jackson County due to flash flooding.  Several residences were reported flooded as well. One mobile home was rolled due to the flash flooding as well.

Thunderstorm Wind in CLINTON, INDIANA
From 04-AUG-09 11:14:00 to 04-AUG-09 11:14:00 (EST-5)
Location: FRANKFORT
Magnitude: 56.00 EG
Property damage: 10.00K
Reported by: Amateur Radio

Multiple trees were downed in Frankfort due to thunderstorm wind gusts.

Thunderstorm Wind in HAMILTON, INDIANA
From 04-AUG-09 11:30:00 to 04-AUG-09 11:30:00 (EST-5)
Location: NOBLESVILLE
Magnitude: 56.00 EG
Property damage: 10.00K
Reported by: Emergency Manager

Numerous trees and power lines were downed in the old town area of Noblesville. The time this event occurred is estimated.

Thunderstorm Wind in BROWN, INDIANA
From 04-AUG-09 11:35:00 to 04-AUG-09 11:35:00 (EST-5)
Location: BEAN BLOSSOM
Magnitude: 70.00 EG
Property damage: 20.00K
Reported by: Amateur Radio

Damage was done to a house in the Woodland Lake area due to thunderstorm wind gusts. An amateur radio tower was blown down and a 2 inch steel diameter pipe was sheared off a wall.  Multiple trees were down in this vicinity as well. The time this event occurred was estimated.

Thunderstorm Wind in MADISON, INDIANA
From 04-AUG-09 11:50:00 to 04-AUG-09 11:50:00 (EST-5)
Location: PERKINSVILLE
Magnitude: 52.00 EG
Property damage: 1.00K
Reported by: Emergency Manager

A 12 inch diameter tree was blown down at State Route 13 and County Road 400 North due to thunderstorm wind gusts.

Thunderstorm Wind in MORGAN, INDIANA
From 04-AUG-09 11:17:00 to 04-AUG-09 11:17:00 (EST-5)
Location: MOORESVILLE
Magnitude: 56.00 EG
Property damage: 1.00K
Reported by: Storm Chaser

A storm chaser reported a 12 to 15 inch diameter tree down in Mooresville due to thunderstorm wind gusts.  This spotter also estimated winds at around 65 miles per hour.

Thunderstorm Wind in MARION, INDIANA
From 04-AUG-09 11:22:00 to 04-AUG-09 11:22:00 (EST-5)
Location: INDIANAPOLIS INTL AR
Magnitude: 58.00 MG
Reported by: ASOS

Thunderstorm Wind in MONROE, INDIANA
From 04-AUG-09 11:40:00 to 04-AUG-09 11:40:00 (EST-5)
Location: BLOOMINGTON
Magnitude: 56.00 EG
Reported by: Trained Spotter

A spotter estimated thunderstorm wind gusts between 60 to 70 miles per hours in Bloomington.

Thunderstorm Wind in MARION, INDIANA
From 04-AUG-09 11:22:00 to 04-AUG-09 11:22:00 (EST-5)
Location: FLACKVILLE
Magnitude: 52.00 EG
Property damage: 1.00K
Reported by: Amateur Radio

An 8 to 9 inch diameter tree was blown down due to thunderstorm wind gusts near the intersection of 10th and Wilson Street. The time this event occurred is estimated.

Thunderstorm Wind in JENNINGS, INDIANA
From 04-AUG-09 12:15:00 to 04-AUG-09 12:15:00 (EST-5)
Location: GRAYFORD
Magnitude: 52.00 EG
Property damage: 1.00K
Reported by: Department of Highways

A tree was downed near State Route 7 and Grayford Road due to thunderstorm wind gusts.

Flood in HENDRICKS, INDIANA
From 04-AUG-09 08:50:00 to 04-AUG-09 10:50:00 (EST-5)
Location: BROWNSBURG
Flood cause: Heavy Rain
Property damage: 0.50K
Crop damage: 0.50K
Reported by: Amateur Radio

A ham radio operator reported 6 to 8 inches or more of water over 56th Street just east of Ronald Reagan Parkway.

Thunderstorm Wind in KNOX, INDIANA
From 04-AUG-09 11:20:00 to 04-AUG-09 11:20:00 (EST-5)
Location: VINCENNES
Magnitude: 56.00 EG
Property damage: 15.00K
Reported by: Public

Two different areas in Vincennes saw many uprooted and snapped off trees due to thunderstorm wind gusts. One of the areas was a mile north of the Executive Inn and the other was about two miles southeast of the same inn.

Thunderstorm Wind in MONROE, INDIANA
From 04-AUG-09 11:40:00 to 04-AUG-09 11:40:00 (EST-5)
Location: ELLETTSVILLE
Magnitude: 61.00 EG
Property damage: 15.00K
Reported by: Public

Many trees were downed, uprooted, or split due to thunderstorm wind gusts within Ellettsville. No information on whether any homes were damaged by these trees.

Thunderstorm Wind in MARTIN, INDIANA
From 04-AUG-09 12:20:00 to 04-AUG-09 12:20:00 (EST-5)
Location: SHOALS
Magnitude: 56.00 EG
Property damage: 5.00K
Reported by: Department of Highways

Trees were downed near Shoals due to thunderstorm wind gusts.

Thunderstorm Wind in HENRY, INDIANA
From 04-AUG-09 12:20:00 to 04-AUG-09 12:20:00 (EST-5)
Location: BLOUNTSVILLE
Magnitude: 56.00 EG
Property damage: 5.00K
Reported by: Department of Highways

Trees were downed in this location due to thunderstorm wind gusts.

Tornado in MORGAN, INDIANA
From 04-AUG-09 11:10:00 to 04-AUG-09 11:11:00 (EST-5)
Location: EMINENCE
Tornado F-scale: EF1
Property damage: 85.00K
Crop damage: 0.50K
Reported by: NWS Storm Survey

A representative from the National Weather Service reclassified the damage in Eminence to be from a weak tornado.  The damage began on the west side of Back Street, where corn stalks were pressed down and pointing towards the east-northeast.  The damage continued eastward across the street where a tied-down, single-wide mobile home was flipped over and destroyed.  More damage was found across State Road 42 where much of a large tree was downed and another mobile home was damaged and unlivable.  The track continued east where a home on North Forest Street was destroyed as its roof was totally lifted and spread downstream about 100 yards.  A garage located just behind this house had its roof collapsed and debris located just behind it.  Winds were estimated near 105 miles per hour, placing the damage as EF1 on the Enhanced Fujita Scale.

Hail in JACKSON, INDIANA
From 04-AUG-09 04:31:00 to 04-AUG-09 04:33:00 (EST-5)
Location: BOBTOWN
Magnitude: 1.75 
Reported by: Trained Spotter

The time this event occurred is estimated.

Thunderstorm Wind in VIGO, INDIANA
From 04-AUG-09 10:45:00 to 04-AUG-09 10:45:00 (EST-5)
Location: SYCAMORE PARK
Magnitude: 56.00 EG
Property damage: 0.50K
Reported by: Amateur Radio

An 80 pound bail of hay was blown along Old Highway 41 due to thunderstorm wind gusts, south of Old Fort Harrison and north of Terre Haute.

Thunderstorm Wind in TIPPECANOE, INDIANA
From 04-AUG-09 11:02:00 to 04-AUG-09 11:02:00 (EST-5)
Location: (LAF)PURDUE UNIV LAF
Magnitude: 55.00 MG
Reported by: Broadcast Media

Thunderstorm Wind in BOONE, INDIANA
From 04-AUG-09 11:10:00 to 04-AUG-09 11:10:00 (EST-5)
Location: LEBANON
Magnitude: 56.00 EG
Property damage: 1.00K
Reported by: Amateur Radio

A tree, 3 feet in diameter, was blown down in the 300 block of South Meridian due to thunderstorm wind gusts.

Thunderstorm Wind in HENDRICKS, INDIANA
From 04-AUG-09 11:10:00 to 04-AUG-09 11:10:00 (EST-5)
Location: DANVILLE
Magnitude: 52.00 EG
Property damage: 0.30K
Reported by: Trained Spotter

A decayed 12 inch diameter limb was blown down due to thunderstorm wind gusts.  This limb blocked Highway 39 south of Danville.

Thunderstorm Wind in MORGAN, INDIANA
From 04-AUG-09 11:13:00 to 04-AUG-09 11:13:00 (EST-5)
Location: MONROVIA
Magnitude: 56.00 EG
Reported by: Trained Spotter

A trained spotter estimated thunderstorm wind gusts at 60 to 65 miles per hour in this location. Pea sized hail was also noted.

Thunderstorm Wind in FOUNTAIN, INDIANA
From 04-AUG-09 10:33:00 to 04-AUG-09 10:33:00 (EST-5)
Location: RIVERSIDE
Magnitude: 56.00 EG
Property damage: 5.00K
Reported by: Law Enforcement

Law enforcement reported a tree downed near the intersection of Bethel and Riverside Road due to thunderstorm wind gusts. A motorcyclist was involved in an accident with the tree and had to be transported to the hospital.

Thunderstorm Wind in JACKSON, INDIANA
From 04-AUG-09 05:45:00 to 04-AUG-09 05:45:00 (EST-5)
Location: UNIONTOWN
Magnitude: 56.00 EG
Property damage: 5.00K
Reported by: Department of Highways

Trees were downed near State Route 250 and County Road 950 West due to thunderstorm wind gusts.

Thunderstorm Wind in FOUNTAIN, INDIANA
From 04-AUG-09 10:38:00 to 04-AUG-09 10:38:00 (EST-5)
Location: ATTICA
Magnitude: 61.00 EG
Property damage: 15.00K
Reported by: Law Enforcement

Multiple trees, including one against a house, were downed in Attica due to thunderstorm wind gusts.  Power was also out to parts of Attica.

Thunderstorm Wind in VIGO, INDIANA
From 04-AUG-09 10:41:00 to 04-AUG-09 10:41:00 (EST-5)
Location: PRAIRIETON
Magnitude: 65.00 EG
Property damage: 20.00K
Reported by: Amateur Radio

The roof was reportedly lifted off a building on State Route 63 near Prairieton due to thunderstorm wind gusts.

Thunderstorm Wind in TIPPECANOE, INDIANA
From 04-AUG-09 10:45:00 to 04-AUG-09 10:45:00 (EST-5)
Location: (LAF)PURDUE UNIV LAF
Magnitude: 57.00 MG
Reported by: ASOS

Thunderstorm Wind in VIGO, INDIANA
From 04-AUG-09 10:35:00 to 04-AUG-09 10:35:00 (EST-5)
Location: SHEPHARDSVILLE
Magnitude: 56.00 EG
Property damage: 1.00K
Reported by: Amateur Radio

A full tree, 18 inches in diameter, was downed east of New Goshen due to thunderstorm wind gusts.

Thunderstorm Wind in CLINTON, INDIANA
From 04-AUG-09 11:05:00 to 04-AUG-09 11:05:00 (EST-5)
Location: FICKLE
Magnitude: 61.00 EG
Property damage: 12.00K
Reported by: Law Enforcement

A semi-truck was blown over at Interstate 65 and State Route 28 due to thunderstorm wind gusts. The time this even occurred is estimated.

Thunderstorm Wind in HANCOCK, INDIANA
From 04-AUG-09 12:00:00 to 04-AUG-09 12:00:00 (EST-5)
Location: POPE ARPT
Magnitude: 52.00 EG
Property damage: 1.00K
Reported by: Trained Spotter

A healthy 12 inch diameter tree was blown down near the intersection of McKenzie Road and Apple Street due to thunderstorm wind gusts.

Thunderstorm Wind in MONROE, INDIANA
From 04-AUG-09 11:30:00 to 04-AUG-09 11:30:00 (EST-5)
Location: ARLINGTON
Magnitude: 56.00 EG
Property damage: 1.00K
Reported by: Amateur Radio

Power lines were downed near the intersection of Highways 37 and 46 due to thunderstorm wind gusts.

Flood in DECATUR, INDIANA
From 04-AUG-09 08:11:00 to 04-AUG-09 10:11:00 (EST-5)
Location: WESTPORT
Flood cause: Heavy Rain
Property damage: 0.50K
Crop damage: 0.50K
Reported by: Emergency Manager

The Decatur County EMA reported water over roadways located across the central and southern portion of the county. Rainfall rates of over two inches per hour were also observed.

Thunderstorm Wind in MORGAN, INDIANA
From 04-AUG-09 11:25:00 to 04-AUG-09 11:25:00 (EST-5)
Location: PARAGON
Magnitude: 56.00 EG
Property damage: 10.00K
Reported by: Trained Spotter

Trees were downed between Paragon and Eminence due to thunderstorm wind gusts. Most of the downed trees were observed around Strawberry Lane.  The time this event occurred is estimated.

Thunderstorm Wind in JACKSON, INDIANA
From 04-AUG-09 05:26:00 to 04-AUG-09 05:26:00 (EST-5)
Location: TAMPICO
Magnitude: 65.00 EG
Property damage: 60.00K
Reported by: Trained Spotter

A spotter reported a feed mill and several barns flattened in Tampico due to thunderstorm wind gusts. The time of this report was estimated.