During the morning of January 17th, a developing low pressure system tracked northeast across the southern Great Lakes and the associated cold front triggered a line of storms in the abnormally warm, moist airmass. The storms caused some small hail and damaging winds resulting mostly in downed trees across southern portions of the area. A few flooding reports were received as well.

Thunderstorm Wind in GREENE, INDIANA
From 17-JAN-12 06:16:00 to 17-JAN-12 06:16:00 (EST-5)
Location: HENDRICKSVILLE
Magnitude: 52.00 EG
Property damage: 1.00K
Reported by: Department of Highways

A tree or tree limbs were blown down on Sherfield Road due to damaging thunderstorm wind gusts.

Thunderstorm Wind in MORGAN, INDIANA
From 17-JAN-12 06:20:00 to 17-JAN-12 06:20:00 (EST-5)
Location: PARAGON
Magnitude: 56.00 EG
Property damage: 4.00K
Reported by: Trained Spotter

Several trees were blown down in this location due to damaging thunderstorm wind gusts.

Thunderstorm Wind in JOHNSON, INDIANA
From 17-JAN-12 06:20:00 to 17-JAN-12 06:20:00 (EST-5)
Location: SMITH VALLEY
Magnitude: 61.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: NWS Employee

Siding was removed from the south side of a home in a neighborhood off of Smith Valley Road due to damaging thunderstorm wind gusts.

Thunderstorm Wind in MARION, INDIANA
From 17-JAN-12 06:26:00 to 17-JAN-12 06:26:00 (EST-5)
Location: LAWRENCE
Magnitude: 56.00 EG
Property damage: 3.00K
Reported by: Broadcast Media

Trees were reported downed on Boy Scout Road due to damaging thunderstorm wind gusts.

Thunderstorm Wind in MONROE, INDIANA
From 17-JAN-12 06:35:00 to 17-JAN-12 06:35:00 (EST-5)
Location: BLOOMINGTON
Magnitude: 56.00 EG
Property damage: 9.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Three trees were blown down along State Route 45 due to damaging thunderstorm wind gusts. Two of the downed trees were at the intersection of State Route 45 and Russell Road. The other downed tree was just southwest of town. Two of the three trees looked healthy. Both instances of trees down at State Route 45 and Russell Road hit homes and caused minor roof damage.

Thunderstorm Wind in HENDRICKS, INDIANA
From 17-JAN-12 06:39:00 to 17-JAN-12 06:39:00 (EST-5)
Location: FRIENDSWOOD
Magnitude: 56.00 EG
Property damage: 1.25K
Reported by: NWS Employee

Utility lines were downed on County Road 825 East and Hendricks County Road due to damaging thunderstorm wind gusts.

Thunderstorm Wind in BARTHOLOMEW, INDIANA
From 17-JAN-12 06:59:00 to 17-JAN-12 06:59:00 (EST-5)
Location: HOPE
Magnitude: 54.00 MG
Reported by: Trained Spotter

A 62 mph thunderstorm wind gust was accompanied by quarter inch hail.

Thunderstorm Wind in JACKSON, INDIANA
From 17-JAN-12 08:35:00 to 17-JAN-12 08:35:00 (EST-5)
Location: SEYMOUR
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

Tree limbs were reported down in Seymour due to damaging thunderstorm wind gusts.

Thunderstorm Wind in KNOX, INDIANA
From 17-JAN-12 09:00:00 to 17-JAN-12 09:00:00 (EST-5)
Location: BRUCEVILLE
Magnitude: 56.00 EG
Property damage: 3.00K
Reported by: Department of Highways

Trees were reported down in this location due to damaging thunderstorm wind gusts.

Hail in KNOX, INDIANA
From 17-JAN-12 09:00:00 to 17-JAN-12 09:02:00 (EST-5)
Location: BICKNELL
Magnitude: 0.88 
Reported by: Trained Spotter

Thunderstorm Wind in KNOX, INDIANA
From 17-JAN-12 09:00:00 to 17-JAN-12 09:00:00 (EST-5)
Location: BICKNELL
Magnitude: 52.00 EG
Reported by: Trained Spotter

An estimated thunderstorm wind gust of 60 mph was reported in Bicknell.

Thunderstorm Wind in DAVIESS, INDIANA
From 17-JAN-12 09:05:00 to 17-JAN-12 09:05:00 (EST-5)
Location: WASHINGTON
Magnitude: 52.00 EG
Property damage: 0.75K
Crop damage: 0.00K
Reported by: Trained Spotter

A telephone pole was reported down at Southwest 3rd and Washington Streets due to damaging thunderstorm wind gusts. Pea sized hail was also reported.

Thunderstorm Wind in MONROE, INDIANA
From 17-JAN-12 08:47:00 to 17-JAN-12 08:47:00 (EST-5)
Location: NEW UNIONVILLE
Magnitude: 52.00 EG
Property damage: 1.00K
Reported by: Department of Highways

A tree or tree limbs were blown down due to damaging thunderstorm wind gusts.

Thunderstorm Wind in DAVIESS, INDIANA
From 17-JAN-12 09:05:00 to 17-JAN-12 09:05:00 (EST-5)
Location: RAGLESVILLE
Magnitude: 51.00 MG
Reported by: Broadcast Media

A measured 59 mph thunderstorm wind gust was reported in this location.

Flood in MONROE, INDIANA
From 17-JAN-12 08:50:00 to 17-JAN-12 10:50:00 (EST-5)
Location: BLOOMINGTON
Flood cause: Heavy Rain
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Public

Heavy thunderstorm rainfall caused 3.5 inches of standing water at the intersection of 3rd and Jordan Streets.

Flood in JACKSON, INDIANA
From 17-JAN-12 08:41:00 to 17-JAN-12 10:41:00 (EST-5)
Location: SEYMOUR
Flood cause: Heavy Rain
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Trained Spotter

Standing water was observed in Seymour due to heavy thunderstorm rainfall.

Flood in KNOX, INDIANA
From 17-JAN-12 09:00:00 to 17-JAN-12 11:00:00 (EST-5)
Location: BICKNELL
Flood cause: Heavy Rain
Property damage: 0.25K
Crop damage: 0.00K
Reported by: Trained Spotter

Standing water, due to heavy thunderstorm rainfall, was observed in this location.

Flood in JENNINGS, INDIANA
From 17-JAN-12 09:30:00 to 17-JAN-12 11:30:00 (EST-5)
Location: SCIPIO
Flood cause: Heavy Rain
Property damage: 0.50K
Crop damage: 0.50K
Reported by: Trained Spotter

Water was reported over Highway 7 near Scipio due to heavy thunderstorm rainfall.