Three separate mesoscale convective systems moved across Southeast Ohio, Western Pennsylvania, Northern West Virginia, and Garrett county Maryland. Widespread wind damage, flash flooding, and an EF0 tornado occurred during the event. The tornado touched down in the West End of Pittsburgh. Significant flash flooding occurred in Millvale in Allegheny county.

Thunderstorm Wind in TUSCARAWAS, OHIO
From 09-AUG-07 14:20:00 to 09-AUG-07 14:20:00 (EST-5)
Location: STRASBURG
Magnitude: 50.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported large trees down in Strasburg.

Thunderstorm Wind in CARROLL, OHIO
From 09-AUG-07 14:30:00 to 09-AUG-07 14:30:00 (EST-5)
Location: CARROLLTON
Magnitude: 50.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees down in Carrollton.

Thunderstorm Wind in COSHOCTON, OHIO
From 09-AUG-07 16:40:00 to 09-AUG-07 16:40:00 (EST-5)
Location: TYRONE
Magnitude: 50.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees and wires down Jackson TWP.

Thunderstorm Wind in COSHOCTON, OHIO
From 09-AUG-07 16:50:00 to 09-AUG-07 16:50:00 (EST-5)
Location: COSHOCTON
Magnitude: 50.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees down in Coshocton and countywide.

Thunderstorm Wind in GUERNSEY, OHIO
From 09-AUG-07 17:44:00 to 09-AUG-07 17:44:00 (EST-5)
Location: QUAKER CITY
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

The public reported large limbs down in Quaker City.

Flash Flood in CARROLL, OHIO
From 09-AUG-07 14:07:00 to 09-AUG-07 14:07:00 (EST-5)
Location: CARROLLTON
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported a creek flooding SR 49 and SR 43 between Carrollton and Malvern.

Flash Flood in COLUMBIANA, OHIO
From 09-AUG-07 13:00:00 to 09-AUG-07 14:00:00 (EST-5)
Location: SALEM
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported roads impassible due to flash flooding in Salem.

Thunderstorm Wind in CARROLL, OHIO
From 09-AUG-07 17:10:00 to 09-AUG-07 17:10:00 (EST-5)
Location: HARLEM SPGS
Magnitude: 50.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees down in Harlem Springs.

Thunderstorm Wind in COLUMBIANA, OHIO
From 09-AUG-07 17:10:00 to 09-AUG-07 17:10:00 (EST-5)
Location: EAST PALESTINE
Magnitude: 50.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a number of trees down.

Flash Flood in TUSCARAWAS, OHIO
From 09-AUG-07 18:00:00 to 09-AUG-07 19:00:00 (EST-5)
Location: BOLIVAR
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported flash flooding closed Dueber Avenue in Bolivar.

Hail in COLUMBIANA, OHIO
From 09-AUG-07 12:27:00 to 09-AUG-07 12:27:00 (EST-5)
Location: LISBON
Magnitude: 0.88 
Crop damage: 0.00K
Reported by: Amateur Radio

A HAM radio operator reported nickel sized hail in Lisbon.

Thunderstorm Wind in COLUMBIANA, OHIO
From 09-AUG-07 12:27:00 to 09-AUG-07 12:27:00 (EST-5)
Location: SALEM
Magnitude: 75.00 EG
Property damage: 500.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

An NWS storm survey found a microburst hit Salem with maximum winds estimated at 85 MPH with maximum width about 200 yards. A roof was ripped off a gas station with minor damage to a supermarket. A truck was overturned and a car was pushed on top of another. Numerous trees and power lines were knocked down with several large signs damaged.

Thunderstorm Wind in CARROLL, OHIO
From 09-AUG-07 12:40:00 to 09-AUG-07 12:40:00 (EST-5)
Location: PATTERSONVILLE
Magnitude: 50.00 EG
Property damage: 40.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees down in Augusta.

Thunderstorm Wind in JEFFERSON, OHIO
From 09-AUG-07 14:00:00 to 09-AUG-07 14:00:00 (EST-5)
Location: EMERSON
Magnitude: 50.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported trees and large limbs down.

Thunderstorm Wind in COLUMBIANA, OHIO
From 09-AUG-07 17:20:00 to 09-AUG-07 17:20:00 (EST-5)
Location: NEGLEY
Magnitude: 50.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees down in Negley.

Thunderstorm Wind in TUSCARAWAS, OHIO
From 09-AUG-07 17:25:00 to 09-AUG-07 17:25:00 (EST-5)
Location: WEST CHESTER
Magnitude: 50.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management numerous trees and power lines down on RT 258 near West Chester and also on Stone Creek rd.

Thunderstorm Wind in HARRISON, OHIO
From 09-AUG-07 17:30:00 to 09-AUG-07 17:30:00 (EST-5)
Location: JEWETT
Magnitude: 50.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees down across northern part of county.

Thunderstorm Wind in HARRISON, OHIO
From 09-AUG-07 18:40:00 to 09-AUG-07 18:40:00 (EST-5)
Location: CADIZ
Magnitude: 50.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees down.

Thunderstorm Wind in CARROLL, OHIO
From 09-AUG-07 12:30:00 to 09-AUG-07 12:30:00 (EST-5)
Location: CARROLLTON
Magnitude: 50.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees down in Carrollton.

Thunderstorm Wind in CARROLL, OHIO
From 09-AUG-07 12:30:00 to 09-AUG-07 12:30:00 (EST-5)
Location: DELLROY
Magnitude: 50.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management reported trees down in Delroy.