A squall line/mesoscale convective system that developed out ahead of a surface cold front crossed into lower Michigan early on the 11th. This bowing complex continued to race southeastward producing widespead reports of damage in it's wake. The complex crossed into Ohio by the early afternoon and began to weaken on the northern edge as it reached the Ohio/PA border. Numerous trees were reported down along the center and southern end of the line in eastern Ohio, northern West Virginia and southwestern Pennsylvania.

Hail in MUSKINGUM, OHIO
From 11-JUL-11 14:09:00 to 11-JUL-11 14:09:00 (EST-5)
Location: EAST FULTONHAM
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MUSKINGUM, OHIO
From 11-JUL-11 19:30:00 to 11-JUL-11 19:30:00 (EST-5)
Location: DRESDEN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in COSHOCTON, OHIO
From 11-JUL-11 13:09:00 to 11-JUL-11 13:09:00 (EST-5)
Location: TIVERTON
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reports of tree and powerlines down near Township Road 206 in Tiverton Township.

Thunderstorm Wind in TUSCARAWAS, OHIO
From 11-JUL-11 14:06:00 to 11-JUL-11 14:06:00 (EST-5)
Location: MINERAL CITY
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

The public reports trees down in Mineral City.

Thunderstorm Wind in MUSKINGUM, OHIO
From 11-JUL-11 14:15:00 to 11-JUL-11 14:15:00 (EST-5)
Location: DUNCAN FALLS
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reports one large tree down on Irish Ridge Road.

Thunderstorm Wind in CARROLL, OHIO
From 11-JUL-11 14:18:00 to 11-JUL-11 14:18:00 (EST-5)
Location: CARROLLTON
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reports trees and power lines down countywide.

Thunderstorm Wind in COLUMBIANA, OHIO
From 11-JUL-11 14:36:00 to 11-JUL-11 14:36:00 (EST-5)
Location: HANOVERTON
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Ham radio operator reports of trees and power lines down in Hanoverton.

Thunderstorm Wind in NOBLE, OHIO
From 11-JUL-11 14:45:00 to 11-JUL-11 14:45:00 (EST-5)
Location: THREE FORKS
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reports of a couple of trees down near Caldwell.

Thunderstorm Wind in NOBLE, OHIO
From 11-JUL-11 14:45:00 to 11-JUL-11 14:45:00 (EST-5)
Location: SUMMERFIELD
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforement reports of large trees down in Summerfield.

Thunderstorm Wind in BELMONT, OHIO
From 11-JUL-11 14:51:00 to 11-JUL-11 14:51:00 (EST-5)
Location: FAIRPOINT
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reports of multiple trees down in Fairport.

Thunderstorm Wind in BELMONT, OHIO
From 11-JUL-11 14:51:00 to 11-JUL-11 14:51:00 (EST-5)
Location: FLUSHING
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reports of multiple trees down in Flushing.

Thunderstorm Wind in BELMONT, OHIO
From 11-JUL-11 14:55:00 to 11-JUL-11 14:55:00 (EST-5)
Location: ST CLAIRSVILLE
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Belmont law enforcement reports of trees and power lines down coutywide.

Thunderstorm Wind in JEFFERSON, OHIO
From 11-JUL-11 14:55:00 to 11-JUL-11 14:55:00 (EST-5)
Location: STEUBENVILLE
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement in Jefferson county reports of trees and power lines down countywide.

Thunderstorm Wind in MONROE, OHIO
From 11-JUL-11 15:25:00 to 11-JUL-11 15:25:00 (EST-5)
Location: WOODSFIELD
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reports of a large tree down in Woodsfield.

Thunderstorm Wind in NOBLE, OHIO
From 11-JUL-11 15:30:00 to 11-JUL-11 15:30:00 (EST-5)
Location: MOUNDVILLE
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reports of numerous trees and power lines down across county, primarily north of Moundsville.