A warm front moved through through the area earlier in the day allowing for warm temperatures over central Indiana.  Severe storms formed in advance of a cold front that moved through later at night.  These storms contained hail and damaging thunderstorm winds.  Three tornadoes also formed with these storms including one that moved through the east side of Indianapolis.  Heavy rain caused flash flooding across many locations.

Thunderstorm Wind in PARKE, INDIANA
From 30-MAY-08 19:50:00 to 30-MAY-08 19:50:00 (EST-5)
Location: MARSHALL
Magnitude: 52.00 EG
Reported by: Amateur Radio

Thunderstorm Wind in PARKE, INDIANA
From 30-MAY-08 19:52:00 to 30-MAY-08 19:52:00 (EST-5)
Location: MARSHALL
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: Trained Spotter

Power lines and tree limbs were reported down due to damaging thunderstorm winds.

Thunderstorm Wind in PARKE, INDIANA
From 30-MAY-08 19:53:00 to 30-MAY-08 19:53:00 (EST-5)
Location: MARSHALL
Magnitude: 59.00 EG
Reported by: COOP Observer

Thunderstorm Wind in HOWARD, INDIANA
From 30-MAY-08 20:10:00 to 30-MAY-08 20:10:00 (EST-5)
Location: KOKOMO
Magnitude: 50.00 EG
Reported by: Trained Spotter

Half inch tree limbs were reported down due to damaging thunderstorm winds.

Lightning in MARION, INDIANA
From 30-MAY-08 21:28:00 to 30-MAY-08 21:28:00 (EST-5)
Location: SOUTHPORT
Property damage: 300.00K
Crop damage: 0.00K
Reported by: Newspaper

One home was completely destroyed fire caused by a lightning strike, while another home received heavy fire damage.

Lightning in HAMILTON, INDIANA
From 30-MAY-08 21:19:00 to 30-MAY-08 21:19:00 (EST-5)
Location: FISHERS
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Newspaper

Lightning struck a house in Fishers causing extensive fire, heat, and smoke damage.  The first floor collapsed into the basement.

Lightning in HAMILTON, INDIANA
From 30-MAY-08 22:50:00 to 30-MAY-08 22:50:00 (EST-5)
Location: CLARKSVILLE
Property damage: 300.00K
Crop damage: 0.00K
Reported by: Newspaper

Lightning struck a home and caused a fire to begin on the rear corner of the home.  The winds caught the home next door on fire.  A third house had minor damage from the fire.

Flash Flood in MADISON, INDIANA
From 30-MAY-08 22:00:00 to 31-MAY-08 01:30:00 (EST-5)
Location: ANDERSON
Flood cause: Heavy Rain
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Newspaper

A driver with two small children in the car became trapped in flash flood water on Broadway Street, but was later freed without incident.

Thunderstorm Wind in JOHNSON, INDIANA
From 30-MAY-08 23:15:00 to 30-MAY-08 23:15:00 (EST-5)
Location: FRANCES
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: NWS Employee

Large tree limbs were down and a fence was blown over due to damaging thunderstorm winds.

Flash Flood in TIPPECANOE, INDIANA
From 30-MAY-08 18:43:00 to 31-MAY-08 01:00:00 (EST-5)
Location: MONITOR
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: COOP Observer

An observer reported flash flooding in Tippecanoe County.

Flash Flood in MONTGOMERY, INDIANA
From 30-MAY-08 19:56:00 to 31-MAY-08 01:30:00 (EST-5)
Location: WAYNETOWN
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter observed flash flooding 3 miles south of Waynestown in Montgomery County.

Hail in MADISON, INDIANA
From 30-MAY-08 21:49:00 to 30-MAY-08 21:51:00 (EST-5)
Location: INGALLS
Magnitude: 1.00 
Reported by: Amateur Radio

Hail in HENRY, INDIANA
From 30-MAY-08 21:58:00 to 30-MAY-08 22:00:00 (EST-5)
Location: MAPLE VLY
Magnitude: 1.75 
Reported by: Amateur Radio

Thunderstorm Wind in HANCOCK, INDIANA
From 30-MAY-08 22:01:00 to 30-MAY-08 22:01:00 (EST-5)
Location: GREENFIELD
Magnitude: 60.00 EG
Property damage: 15.00K
Reported by: Trained Spotter

A small barn, trees, and powerlines were knocked down due to damaging thunderstorm winds.

Thunderstorm Wind in HENRY, INDIANA
From 30-MAY-08 22:02:00 to 30-MAY-08 22:02:00 (EST-5)
Location: KNIGHTSTOWN
Magnitude: 52.00 EG
Reported by: Amateur Radio

Thunderstorm Wind in HENDRICKS, INDIANA
From 30-MAY-08 22:17:00 to 30-MAY-08 22:17:00 (EST-5)
Location: SPEEDWAY ARPT
Magnitude: 58.00 EG
Reported by: Trained Spotter

Numerous limbs and parts of trees were in roads due to damaging thunderstorm winds.

Thunderstorm Wind in MARION, INDIANA
From 30-MAY-08 22:30:00 to 30-MAY-08 22:30:00 (EST-5)
Location: CASTLETON
Magnitude: 60.00 EG
Reported by: Amateur Radio

Trees and limbs were reported down in addition to structural damage caused by damaging thunderstorm winds.

Thunderstorm Wind in HENDRICKS, INDIANA
From 30-MAY-08 22:35:00 to 30-MAY-08 22:35:00 (EST-5)
Location: SPEEDWAY ARPT
Magnitude: 53.00 EG
Reported by: Trained Spotter

Thunderstorm Wind in HENDRICKS, INDIANA
From 30-MAY-08 22:45:00 to 30-MAY-08 22:45:00 (EST-5)
Location: BROWNSBURG
Magnitude: 50.00 EG
Reported by: Trained Spotter

An eight inch tree limb was reported down due to damaging thunderstorm winds.

Thunderstorm Wind in MORGAN, INDIANA
From 30-MAY-08 22:58:00 to 30-MAY-08 22:58:00 (EST-5)
Location: MOORESVILLE
Magnitude: 50.00 EG
Reported by: Trained Spotter

Small trees and limbs were reported down due to damaging thunderstorm winds.

Tornado in HANCOCK, INDIANA
From 30-MAY-08 21:35:00 to 30-MAY-08 21:40:00 (EST-5)
Location: MC CORDSVILLE
Tornado F-scale: EF1
Property damage: 500.00K
Reported by: NWS Storm Survey

Wind speeds with this tornado were around 100 mph based on damage indicators.  Multiple structures had damage including farm buildings and houses.

Tornado in CARROLL, INDIANA
From 30-MAY-08 18:30:00 to 30-MAY-08 18:30:00 (EST-5)
Location: PYRMONT
Tornado F-scale: EF0
Reported by: Trained Spotter

A couple of trees sustained damage as a result of a supercell that formed a tornado that briefly touched down near a field.  Wind speeds were around 65 mph based on damage indicators.

Thunderstorm Wind in HENRY, INDIANA
From 30-MAY-08 22:05:00 to 30-MAY-08 22:05:00 (EST-5)
Location: KNIGHTSTOWN
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Newspaper

Two trucks, a trailer, camper, and a Bobcat were damaged from thunderstorm winds that moved through Knightstown.

Thunderstorm Wind in VERMILLION, INDIANA
From 30-MAY-08 19:20:00 to 30-MAY-08 19:20:00 (EST-5)
Location: NEWPORT
Magnitude: 50.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Newspaper

A covered bridge sustained damage due to thunderstorm winds.

Thunderstorm Wind in HENRY, INDIANA
From 30-MAY-08 22:05:00 to 30-MAY-08 22:05:00 (EST-5)
Location: KNIGHTSTOWN
Magnitude: 52.00 EG
Property damage: 5.00K
Reported by: Trained Spotter

A house sustained damage due to damaging thunderstorm winds.  Six to seven inch tree limbs were down and there was no power in town due to the storm.

Thunderstorm Wind in MARION, INDIANA
From 30-MAY-08 22:10:00 to 30-MAY-08 22:10:00 (EST-5)
Location: SHOOTERS HILL
Magnitude: 61.00 EG
Reported by: Trained Spotter

Flash Flood in MARION, INDIANA
From 30-MAY-08 21:47:00 to 31-MAY-08 01:22:00 (EST-5)
Location: MILLERSVILLE
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter observed flash flooding occurring with deep ditches flooding.

Flash Flood in BOONE, INDIANA
From 30-MAY-08 22:10:00 to 31-MAY-08 01:30:00 (EST-5)
Location: LEBANON
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Fields and county roads were flooded county wide due to flash flooding.

Flash Flood in MARION, INDIANA
From 30-MAY-08 22:30:00 to 31-MAY-08 01:22:00 (EST-5)
Location: CASTLETON
Flood cause: Heavy Rain
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Water was running over Interstate 465 and cars were abandoned due to flash flooding.

Hail in MARION, INDIANA
From 30-MAY-08 21:15:00 to 30-MAY-08 21:17:00 (EST-5)
Location: OAKLANDON
Magnitude: 0.75 
Property damage: 5.00K
Reported by: Trained Spotter

Tree limbs were down and structural damage occurred to a house due to large damaging hail.

Thunderstorm Wind in HENDRICKS, INDIANA
From 30-MAY-08 21:22:00 to 30-MAY-08 21:22:00 (EST-5)
Location: SPEEDWAY ARPT
Magnitude: 56.00 EG
Reported by: Trained Spotter

Hail in HOWARD, INDIANA
From 30-MAY-08 19:16:00 to 30-MAY-08 19:18:00 (EST-5)
Location: NEW LONDON
Magnitude: 0.75 
Reported by: Amateur Radio

Thunderstorm Wind in VERMILLION, INDIANA
From 30-MAY-08 19:20:00 to 30-MAY-08 19:20:00 (EST-5)
Location: COYUGA
Magnitude: 50.00 EG
Property damage: 2.00K
Reported by: Amateur Radio

Trees were reported down across the county due to damaging thunderstorm winds.  Shingles were also reported off of a roof.

Thunderstorm Wind in HOWARD, INDIANA
From 30-MAY-08 19:35:00 to 30-MAY-08 19:35:00 (EST-5)
Location: KOKOMO
Magnitude: 50.00 EG
Reported by: Trained Spotter

Thunderstorm Wind in PARKE, INDIANA
From 30-MAY-08 19:35:00 to 30-MAY-08 19:35:00 (EST-5)
Location: MARSHALL
Magnitude: 50.00 EG
Reported by: Amateur Radio

Eight to ten inch tree limbs were down due to damaging thunderstorm winds.  Trash dumpsters were also overturned.

Thunderstorm Wind in PARKE, INDIANA
From 30-MAY-08 19:45:00 to 30-MAY-08 19:45:00 (EST-5)
Location: MARSHALL
Magnitude: 50.00 EG
Reported by: Amateur Radio

Three foot tree limbs were off trees due to damaging thunderstorm winds.

Thunderstorm Wind in MARION, INDIANA
From 30-MAY-08 21:24:00 to 30-MAY-08 21:24:00 (EST-5)
Location: MILLERSVILLE
Magnitude: 52.00 EG
Reported by: Amateur Radio

Thunderstorm Wind in MARION, INDIANA
From 30-MAY-08 21:27:00 to 30-MAY-08 21:27:00 (EST-5)
Location: ALLISONVILLE
Magnitude: 50.00 EG
Reported by: Amateur Radio

An eight inch tree was blown down due to damaging thunderstorm winds.

Thunderstorm Wind in MARION, INDIANA
From 30-MAY-08 21:38:00 to 30-MAY-08 21:38:00 (EST-5)
Location: MILLERSVILLE
Magnitude: 60.00 EG
Reported by: Law Enforcement

Law enforcement reported structural damage due to damaging thunderstorm winds.

Thunderstorm Wind in MARION, INDIANA
From 30-MAY-08 21:40:00 to 30-MAY-08 21:40:00 (EST-5)
Location: MILLERSVILLE
Magnitude: 70.00 EG
Property damage: 15.00K
Reported by: Amateur Radio

A roof was blown off of a house due to damaging thunderstorm winds.

Thunderstorm Wind in HANCOCK, INDIANA
From 30-MAY-08 21:43:00 to 30-MAY-08 21:43:00 (EST-5)
Location: MC CORDSVILLE
Magnitude: 61.00 EG
Reported by: Amateur Radio

Hail in HANCOCK, INDIANA
From 30-MAY-08 21:45:00 to 30-MAY-08 21:47:00 (EST-5)
Location: MAXWELL
Magnitude: 1.75 
Reported by: Amateur Radio

Tornado in MARION, INDIANA
From 30-MAY-08 21:27:00 to 30-MAY-08 21:32:00 (EST-5)
Location: LAWRENCE
Tornado F-scale: EF2
Property damage: 29.00M
Reported by: NWS Storm Survey

Numerous structures were damaged in Marion County with the hardest hit area being an apartment complex near 38th Street and Mitthoefer Road.  The tornado was associated with an embedded supercell that was overtaken by a line.  Based on damage indicators, wind speeds were estimated around 125 mph.  This tornado formed near 42nd Street and Post Road and tracked southeastward for 3.1 miles before exiting Marion County on North County Line Road 500 meters south of East 38th Street.  The tornado continued in Hancock County.  While in Marion County the tornado was rated EF-2 and while in Hancock County the tornado was rated EF-1.  The tornado continued to the southeast in Hancock County for 4.0 miles.  This made the entire path length 7.1 miles.  The width of the tornado while in Hancock County was 100 yards and lasted from 2132 until 2136.  Overall, the tornado was on the ground from 2127 until 2136.  The tornado lifted in Hancock County 500 feet south of West 200 North on North 400 West.  While in Hancock County the tornado damaged barns, houses, billboards, trees, and powerlines.

Tornado in HANCOCK, INDIANA
From 30-MAY-08 21:32:00 to 30-MAY-08 21:36:00 (EST-5)
Location: MT COMFORT
Tornado F-scale: EF1
Property damage: 250.00K
Reported by: NWS Storm Survey

The tornado began in Marion County at 2127 near 42nd Street and Post Road and tracked southeastward for 3.1 miles before exiting Marion County.  The tornado exited Marion County at 2132 and entered Hancock County on North County Line Road, 500 meters south of East 38th Street.  The tornado continued in Hancock County for 4.0 miles until lifting at 2136, 500 feet south of West 200 North on North 400 West.  The tornado was rated EF-2 while in Marion County with a width of 150 yards and winds of 125 mph.  The tornado was rated EF-1 while in Hancock County with a width of 100 yards and winds near 100 mph.  Numerous structures were damaged in Marion County with the hardest hit area being an apartment complex near 38th Street and Mittthoefer Road.  While in Hancock County, the tornado damaged barns, houses, billboards, trees, and powerlines.  The tornado was associated with an embedded supercell that was overtaken by a line.

Thunderstorm Wind in TIPPECANOE, INDIANA
From 30-MAY-08 18:10:00 to 30-MAY-08 18:10:00 (EST-5)
Location: BATTLE GROUND
Magnitude: 60.00 EG
Reported by: Trained Spotter

Substantial tree damage occurred due to damaging thunderstorm winds.

Thunderstorm Wind in HENDRICKS, INDIANA
From 30-MAY-08 22:34:00 to 30-MAY-08 22:34:00 (EST-5)
Location: SPEEDWAY ARPT
Magnitude: 50.00 EG
Reported by: Trained Spotter

Thunderstorm Wind in MADISON, INDIANA
From 30-MAY-08 21:49:00 to 30-MAY-08 21:49:00 (EST-5)
Location: INGALLS
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A tree was blown onto a house due to damaging thunderstorm winds.  Portions of State Road 9 and various county roads had to be shut down due fallen utility poles, limbs, and power lines.