A cold front moved across northern Ohio on August 9th.  Showers and thunderstorms developed in advance of this front.  A few of the stronger storms became severe.

Hail in SANDUSKY, OHIO
From 09-AUG-11 17:23:00 to 09-AUG-11 17:23:00 (EST-5)
Location: FREMONT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was reported.

Hail in SENECA, OHIO
From 09-AUG-11 17:52:00 to 09-AUG-11 17:52:00 (EST-5)
Location: GREEN SPGS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was reported.

Hail in SANDUSKY, OHIO
From 09-AUG-11 17:37:00 to 09-AUG-11 17:37:00 (EST-5)
Location: CLYDE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny sized hail was reported.

Hail in SENECA, OHIO
From 09-AUG-11 18:41:00 to 09-AUG-11 18:41:00 (EST-5)
Location: REPUBLIC
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was reported.

Hail in HURON, OHIO
From 09-AUG-11 18:44:00 to 09-AUG-11 18:44:00 (EST-5)
Location: NORTH FAIRFIELD
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Nickel size hail was observed.

Hail in CUYAHOGA, OHIO
From 09-AUG-11 18:40:00 to 09-AUG-11 18:40:00 (EST-5)
Location: CLEVELAND
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel sized hail was observed.

Hail in SENECA, OHIO
From 09-AUG-11 19:00:00 to 09-AUG-11 19:00:00 (EST-5)
Location: BLOOMVILLE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel sized hail was observed.

Hail in SUMMIT, OHIO
From 09-AUG-11 19:40:00 to 09-AUG-11 19:40:00 (EST-5)
Location: BARBERTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel sized hail was reported.

Hail in STARK, OHIO
From 09-AUG-11 20:44:00 to 09-AUG-11 20:44:00 (EST-5)
Location: BREWSTER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel sized hail was reported.

Hail in CUYAHOGA, OHIO
From 09-AUG-11 18:55:00 to 09-AUG-11 18:55:00 (EST-5)
Location: INDEPENDENCE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel sized hail was observed.

Hail in WAYNE, OHIO
From 09-AUG-11 19:10:00 to 09-AUG-11 19:10:00 (EST-5)
Location: RITTMAN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Penny sized hail was observed.

Hail in WAYNE, OHIO
From 09-AUG-11 19:25:00 to 09-AUG-11 19:25:00 (EST-5)
Location: RITTMAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was reported.

Thunderstorm Wind in TRUMBULL, OHIO
From 09-AUG-11 20:57:00 to 09-AUG-11 20:57:00 (EST-5)
Location: MASURY
Magnitude: 60.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A 60 mph thunderstorm wind gust was measured.

Thunderstorm Wind in PORTAGE, OHIO
From 09-AUG-11 20:15:00 to 09-AUG-11 20:15:00 (EST-5)
Location: SHALERSVILLE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed a large tree.

Thunderstorm Wind in SANDUSKY, OHIO
From 09-AUG-11 17:20:00 to 09-AUG-11 17:31:00 (EST-5)
Location: FREMONT
Magnitude: 61.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thunderstorm downburst with winds estimated at 70 mph caused considerable damage in Fremont.  Dozens of trees were downed in the city.  A few homes sustained roof damage from fallen trees.

Hail in ASHLAND, OHIO
From 09-AUG-11 19:27:00 to 09-AUG-11 19:30:00 (EST-5)
Location: SAVANNAH
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter to golf ball sized hail was observed.  A few vehicles were damage.

Hail in CUYAHOGA, OHIO
From 09-AUG-11 18:45:00 to 09-AUG-11 18:50:00 (EST-5)
Location: CLEVELAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter sized hail was observed.

Hail in CUYAHOGA, OHIO
From 09-AUG-11 19:00:00 to 09-AUG-11 19:15:00 (EST-5)
Location: CLEVELAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Penny to quarter sized hail was observed.

Hail in CUYAHOGA, OHIO
From 09-AUG-11 19:05:00 to 09-AUG-11 19:14:00 (EST-5)
Location: SEVEN HILLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.