An upper level disturbance combined with daytime heating to produce numerous thunderstorms during the afternoon and evening. The main threats from these storms were large hail and damaging winds.

Thunderstorm Wind in MADISON, OHIO
From 01-JUL-12 16:50:00 to 01-JUL-12 16:54:00 (EST-5)
Location: TRADERSVILLE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Large branches were broken due to damaging thunderstorm winds.

Thunderstorm Wind in CLARK, OHIO
From 01-JUL-12 16:56:00 to 01-JUL-12 16:57:00 (EST-5)
Location: SPRINGFIELD ARPT
Magnitude: 50.00 MG
Reported by: ASOS

Thunderstorm Wind in SHELBY, OHIO
From 01-JUL-12 16:04:00 to 01-JUL-12 16:08:00 (EST-5)
Location: ANNA
Magnitude: 50.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A barn was blown down near Anna due to thunderstorm winds. Trees and power lines were also downed across the county.

Hail in MERCER, OHIO
From 01-JUL-12 15:30:00 to 01-JUL-12 15:34:00 (EST-5)
Location: MARIA STEIN
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in MERCER, OHIO
From 01-JUL-12 15:30:00 to 01-JUL-12 15:34:00 (EST-5)
Location: PHILOTHEA
Magnitude: 1.00 
Reported by: Public

Hail in AUGLAIZE, OHIO
From 01-JUL-12 15:50:00 to 01-JUL-12 15:54:00 (EST-5)
Location: VILLA NOVA
Magnitude: 1.00 
Reported by: Emergency Manager

Hail in DARKE, OHIO
From 01-JUL-12 16:07:00 to 01-JUL-12 16:11:00 (EST-5)
Location: VERSAILLES
Magnitude: 0.75 
Reported by: Public

Hail in ROSS, OHIO
From 01-JUL-12 17:15:00 to 01-JUL-12 17:19:00 (EST-5)
Location: GREENLAND
Magnitude: 2.75 
Reported by: Trained Spotter

Hail in ROSS, OHIO
From 01-JUL-12 17:18:00 to 01-JUL-12 17:22:00 (EST-5)
Location: FRANKFORT
Magnitude: 2.75 
Reported by: Public

Thunderstorm Wind in CLERMONT, OHIO
From 01-JUL-12 18:05:00 to 01-JUL-12 18:09:00 (EST-5)
Location: WITHAMSVILLE
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trees and power lines were downed on Gaskins Road due to thunderstorm winds.

Hail in CLERMONT, OHIO
From 01-JUL-12 18:07:00 to 01-JUL-12 18:11:00 (EST-5)
Location: MILFORD
Magnitude: 0.88 
Reported by: Trained Spotter

Thunderstorm Wind in ROSS, OHIO
From 01-JUL-12 18:10:00 to 01-JUL-12 18:14:00 (EST-5)
Location: CHILLICOTHE
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Department of Highways

Numerous trees were reported down along several roadways in the county.

Thunderstorm Wind in GREENE, OHIO
From 01-JUL-12 16:35:00 to 01-JUL-12 16:36:00 (EST-5)
Location: (FFO)WRIGHT-PATT AFB
Magnitude: 51.00 MG
Reported by: AWOS

Hail in FAYETTE, OHIO
From 01-JUL-12 16:39:00 to 01-JUL-12 16:43:00 (EST-5)
Location: WASHINGTON COURT HOU
Magnitude: 0.88 
Reported by: Public

Thunderstorm Wind in CLARK, OHIO
From 01-JUL-12 16:40:00 to 01-JUL-12 16:44:00 (EST-5)
Location: SPRINGFIELD
Magnitude: 50.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Multiple trees were downed or uprooted due to damaging thunderstorm winds. Some of the trees fell on houses.

Thunderstorm Wind in CLARK, OHIO
From 01-JUL-12 16:45:00 to 01-JUL-12 16:49:00 (EST-5)
Location: LIMECREST
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Four trees were downed near Interstate 70 and Route 72 due to damaging thunderstorm winds.

Thunderstorm Wind in GREENE, OHIO
From 01-JUL-12 16:45:00 to 01-JUL-12 16:49:00 (EST-5)
Location: YELLOW SPGS
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A tree was downed across a road due to damaging thunderstorm winds.

Thunderstorm Wind in CLARK, OHIO
From 01-JUL-12 16:48:00 to 01-JUL-12 16:52:00 (EST-5)
Location: SPRINGFIELD
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Numerous trees and limbs were downed in the area due to damaging thunderstorm winds.

Thunderstorm Wind in FRANKLIN, OHIO
From 01-JUL-12 17:31:00 to 01-JUL-12 17:35:00 (EST-5)
Location: OBETZ
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several branches were reported down due to damaging thunderstorm winds.

Thunderstorm Wind in FRANKLIN, OHIO
From 01-JUL-12 17:33:00 to 01-JUL-12 17:37:00 (EST-5)
Location: LOCKBOURNE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A trees was downed over a road due to damaging thunderstorm winds.

Thunderstorm Wind in FRANKLIN, OHIO
From 01-JUL-12 17:35:00 to 01-JUL-12 17:36:00 (EST-5)
Location: (LCK)RCKENBCKR ARPT
Magnitude: 50.00 MG
Reported by: AWOS

Hail in ROSS, OHIO
From 01-JUL-12 17:36:00 to 01-JUL-12 17:40:00 (EST-5)
Location: CHILLICOTHE
Magnitude: 1.75 
Reported by: Trained Spotter

Hail in ROSS, OHIO
From 01-JUL-12 17:36:00 to 01-JUL-12 17:40:00 (EST-5)
Location: CHILLICOTHE
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in ROSS, OHIO
From 01-JUL-12 17:38:00 to 01-JUL-12 17:42:00 (EST-5)
Location: CHILLICOTHE
Magnitude: 2.00 
Reported by: Trained Spotter

Hail in WARREN, OHIO
From 01-JUL-12 17:45:00 to 01-JUL-12 17:49:00 (EST-5)
Location: LEBANON
Magnitude: 1.25 
Reported by: NWS Employee

Hail in CLERMONT, OHIO
From 01-JUL-12 18:12:00 to 01-JUL-12 18:16:00 (EST-5)
Location: GOSHEN
Magnitude: 0.75 
Reported by: Amateur Radio

Thunderstorm Wind in HOCKING, OHIO
From 01-JUL-12 18:17:00 to 01-JUL-12 18:21:00 (EST-5)
Location: SOUTH BLOOMINGVILLE
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Several trees and limbs were downed throughout Hocking Hills State Park due to damaging thunderstorm winds.

Thunderstorm Wind in BROWN, OHIO
From 01-JUL-12 18:20:00 to 01-JUL-12 18:21:00 (EST-5)
Location: MT ORAB
Magnitude: 56.00 EG
Reported by: Amateur Radio

The speed of the wind gust was estimated.

Thunderstorm Wind in BROWN, OHIO
From 01-JUL-12 18:25:00 to 01-JUL-12 18:29:00 (EST-5)
Location: MT ORAB
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Multiple trees were downed in the area due to damaging thunderstorm winds.

Thunderstorm Wind in ADAMS, OHIO
From 01-JUL-12 18:56:00 to 01-JUL-12 19:00:00 (EST-5)
Location: PEEBLES
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Department of Highways

Trees were reported down on several roads in the area due to damaging thunderstorm winds.

Thunderstorm Wind in GREENE, OHIO
From 01-JUL-12 16:52:00 to 01-JUL-12 16:56:00 (EST-5)
Location: NEW JASPER
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Department of Highways

Numerous trees were reported down in Jasper and other parts of the county due to damaging thunderstorm winds.

Hail in WARREN, OHIO
From 01-JUL-12 17:51:00 to 01-JUL-12 17:55:00 (EST-5)
Location: MORROW
Magnitude: 0.75 
Reported by: Public

Hail in BUTLER, OHIO
From 01-JUL-12 17:49:00 to 01-JUL-12 17:53:00 (EST-5)
Location: FAIRFIELD
Magnitude: 0.88 
Reported by: Trained Spotter

Hail in BUTLER, OHIO
From 01-JUL-12 17:55:00 to 01-JUL-12 17:59:00 (EST-5)
Location: FAIRFIELD
Magnitude: 0.75 
Reported by: Amateur Radio

Thunderstorm Wind in FAIRFIELD, OHIO
From 01-JUL-12 17:56:00 to 01-JUL-12 18:00:00 (EST-5)
Location: NEW STASBURG
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A tree was downed over Highway 22 between Stoutsville and Amanda due to damaging thunderstorm winds.

Hail in HAMILTON, OHIO
From 01-JUL-12 17:57:00 to 01-JUL-12 18:01:00 (EST-5)
Location: SHARONVILLE
Magnitude: 0.88 
Reported by: Trained Spotter

Thunderstorm Wind in AUGLAIZE, OHIO
From 01-JUL-12 15:57:00 to 01-JUL-12 16:01:00 (EST-5)
Location: ST MARYS
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Multiple large limbs were reported down between Saint Marys and New Bremen due to damaging thunderstorm winds.

Thunderstorm Wind in MIAMI, OHIO
From 01-JUL-12 16:12:00 to 01-JUL-12 16:16:00 (EST-5)
Location: PIQUA
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Large branches were broken due to damaging thunderstorm winds.

Thunderstorm Wind in MIAMI, OHIO
From 01-JUL-12 16:15:00 to 01-JUL-12 16:19:00 (EST-5)
Location: TROY
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trees were uprooted and large branches were downed due to damaging thunderstorm winds.

Thunderstorm Wind in MIAMI, OHIO
From 01-JUL-12 16:18:00 to 01-JUL-12 16:22:00 (EST-5)
Location: WEST MILTON
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Public

Numerous large branches were downed due to damaging thunderstorm winds.

Thunderstorm Wind in MIAMI, OHIO
From 01-JUL-12 16:20:00 to 01-JUL-12 16:21:00 (EST-5)
Location: TROY
Magnitude: 52.00 EG
Reported by: Trained Spotter

The spotter estimated the speed of the wind gust.

Thunderstorm Wind in MIAMI, OHIO
From 01-JUL-12 16:22:00 to 01-JUL-12 16:26:00 (EST-5)
Location: TIPP CITY
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Numerous trees were downed due to damaging thunderstorm winds.

Thunderstorm Wind in MIAMI, OHIO
From 01-JUL-12 16:27:00 to 01-JUL-12 16:31:00 (EST-5)
Location: ALCONY
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A 15 inch diameter tree was snapped at its base due to damaging thunderstorm winds.

Hail in HAMILTON, OHIO
From 01-JUL-12 17:58:00 to 01-JUL-12 18:06:00 (EST-5)
Location: MONTGOMERY
Magnitude: 1.00 
Reported by: Trained Spotter

Thunderstorm Wind in HOCKING, OHIO
From 01-JUL-12 18:00:00 to 01-JUL-12 18:04:00 (EST-5)
Location: LAURELVILLE
Magnitude: 50.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Multiple trees and power lines were downed in Laurelville and other portions of southwestern Hocking County due to thunderstorm winds.

Hail in CLERMONT, OHIO
From 01-JUL-12 18:04:00 to 01-JUL-12 18:08:00 (EST-5)
Location: GOSHEN
Magnitude: 1.75 
Reported by: Public

Hail in CLERMONT, OHIO
From 01-JUL-12 18:05:00 to 01-JUL-12 18:09:00 (EST-5)
Location: MILFORD
Magnitude: 1.00 
Reported by: Amateur Radio

Thunderstorm Wind in CLARK, OHIO
From 01-JUL-12 16:28:00 to 01-JUL-12 16:32:00 (EST-5)
Location: NEW CARLISLE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Large branches were broken due to damaging thunderstorm winds.

Thunderstorm Wind in MONTGOMERY, OHIO
From 01-JUL-12 16:31:00 to 01-JUL-12 16:35:00 (EST-5)
Location: VANDALIA
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Branches and limbs were downed due to damaging thunderstorm winds.

Thunderstorm Wind in SHELBY, OHIO
From 01-JUL-12 16:05:00 to 01-JUL-12 16:09:00 (EST-5)
Location: SIDNEY
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees were downed on the west end of Sydney due to damaging thunderstorm winds. Power outages were also reported.

Thunderstorm Wind in FRANKLIN, OHIO
From 01-JUL-12 17:43:00 to 01-JUL-12 17:47:00 (EST-5)
Location: GAHANNA
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Multiple trees six inches in diameter were reported down near Gahanna due to damaging thunderstorm winds.

Thunderstorm Wind in MADISON, OHIO
From 01-JUL-12 17:13:00 to 01-JUL-12 17:17:00 (EST-5)
Location: MADISON LAKE
Magnitude: 50.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Multiple trees and power lines were downed across the southern portions of Madison county due to damaging thunderstorm winds.

Thunderstorm Wind in GREENE, OHIO
From 01-JUL-12 16:50:00 to 01-JUL-12 16:54:00 (EST-5)
Location: CEDARVILLE
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Large limbs were reported down throughout Cedarville due to damaging thunderstorm winds.

Thunderstorm Wind in MIAMI, OHIO
From 01-JUL-12 16:12:00 to 01-JUL-12 16:16:00 (EST-5)
Location: PLEASANT HILL
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A roof was blown off of a barn west of Pleasant Hill due to damaging thunderstorm winds.

Thunderstorm Wind in ADAMS, OHIO
From 01-JUL-12 19:02:00 to 01-JUL-12 19:06:00 (EST-5)
Location: CEDAR MILLS
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Department of Highways

Trees were reported down on Tulip Road and White Oak Road due to damaging thunderstorm winds.

Hail in SCIOTO, OHIO
From 01-JUL-12 19:33:00 to 01-JUL-12 19:37:00 (EST-5)
Location: PORTSMOUTH
Magnitude: 1.00 
Reported by: Emergency Manager

Thunderstorm Wind in FAYETTE, OHIO
From 01-JUL-12 17:13:00 to 01-JUL-12 17:17:00 (EST-5)
Location: BLOOMINGBURG
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Multiple trees were downed in the area of Bloomingburg due to damaging thunderstorm winds.

Hail in HAMILTON, OHIO
From 01-JUL-12 18:05:00 to 01-JUL-12 18:09:00 (EST-5)
Location: LOVELAND
Magnitude: 0.88 
Reported by: Trained Spotter