A cold front moved across northern Ohio on May 29th causing showers and thunderstorms to develop.  A few of the stronger storms became severe.  There were many reports of large hail and a downburst caused a fair amount of damage in Mahoning County.

Hail in MEDINA, OHIO
From 29-MAY-12 08:56:00 to 29-MAY-12 08:56:00 (EST-5)
Location: SEVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter sized hail was observed.

Hail in WAYNE, OHIO
From 29-MAY-12 08:58:00 to 29-MAY-12 08:58:00 (EST-5)
Location: WOOSTER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Hail in TRUMBULL, OHIO
From 29-MAY-12 09:45:00 to 29-MAY-12 09:45:00 (EST-5)
Location: CORTLAND
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny sized hail was observed.

Hail in TRUMBULL, OHIO
From 29-MAY-12 09:45:00 to 29-MAY-12 09:45:00 (EST-5)
Location: BRISTOLVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter sized hail was observed.

Hail in TRUMBULL, OHIO
From 29-MAY-12 09:50:00 to 29-MAY-12 09:50:00 (EST-5)
Location: WARREN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny sized hail was observed.

Hail in STARK, OHIO
From 29-MAY-12 09:50:00 to 29-MAY-12 09:50:00 (EST-5)
Location: ALLIANCE
Magnitude: 1.75 
Property damage: 50.00K
Crop damage: 0.00K
Reported by: NWS Employee

Golf ball sized hail was observed.  A few vehicles were damaged.

Hail in STARK, OHIO
From 29-MAY-12 09:55:00 to 29-MAY-12 09:58:00 (EST-5)
Location: ALLIANCE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter sized hail was observed.

Thunderstorm Wind in TRUMBULL, OHIO
From 29-MAY-12 09:55:00 to 29-MAY-12 09:55:00 (EST-5)
Location: JOHNSONS
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorm winds downed a few trees.

Hail in PORTAGE, OHIO
From 29-MAY-12 10:01:00 to 29-MAY-12 10:01:00 (EST-5)
Location: ROOTSTOWN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Hail in TRUMBULL, OHIO
From 29-MAY-12 10:02:00 to 29-MAY-12 10:02:00 (EST-5)
Location: NILES
Magnitude: 1.25 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

Half dollar sized hail was reported.

Hail in WAYNE, OHIO
From 29-MAY-12 08:58:00 to 29-MAY-12 08:58:00 (EST-5)
Location: WOOSTER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Hail in HOLMES, OHIO
From 29-MAY-12 09:20:00 to 29-MAY-12 09:20:00 (EST-5)
Location: MILLERSBURG
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny sized hail was observed.

Hail in WAYNE, OHIO
From 29-MAY-12 09:29:00 to 29-MAY-12 09:29:00 (EST-5)
Location: APPLE CREEK
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Golf ball sized hail was observed.

Hail in STARK, OHIO
From 29-MAY-12 09:38:00 to 29-MAY-12 09:38:00 (EST-5)
Location: NORTH CANTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Penny sized hail was observed.

Hail in HOLMES, OHIO
From 29-MAY-12 09:41:00 to 29-MAY-12 09:41:00 (EST-5)
Location: WALNUT CREEK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Post Office

Quarter sized hail was observed.

Hail in TRUMBULL, OHIO
From 29-MAY-12 09:45:00 to 29-MAY-12 09:45:00 (EST-5)
Location: BRISTOLVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Hail in STARK, OHIO
From 29-MAY-12 10:04:00 to 29-MAY-12 10:10:00 (EST-5)
Location: ALLIANCE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter sized hail was observed.

Thunderstorm Wind in STARK, OHIO
From 29-MAY-12 10:11:00 to 29-MAY-12 10:11:00 (EST-5)
Location: ALLIANCE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds toppled a tree.

Hail in TRUMBULL, OHIO
From 29-MAY-12 10:24:00 to 29-MAY-12 10:24:00 (EST-5)
Location: VIENNA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter sized hail was observed.

Thunderstorm Wind in TRUMBULL, OHIO
From 29-MAY-12 10:33:00 to 29-MAY-12 10:33:00 (EST-5)
Location: WARREN
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm winds damaged a building.

Thunderstorm Wind in MAHONING, OHIO
From 29-MAY-12 10:40:00 to 29-MAY-12 10:40:00 (EST-5)
Location: BOARDMAN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorm winds downed a tree and several large limbs on Simon Road.

Thunderstorm Wind in PORTAGE, OHIO
From 29-MAY-12 16:15:00 to 29-MAY-12 16:15:00 (EST-5)
Location: RAVENNA
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Insurance Company

Thunderstorm winds downed one tree.

Hail in MAHONING, OHIO
From 29-MAY-12 17:15:00 to 29-MAY-12 17:15:00 (EST-5)
Location: BOARDMAN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Nickel sized hail was observed.

Hail in MEDINA, OHIO
From 29-MAY-12 08:54:00 to 29-MAY-12 08:54:00 (EST-5)
Location: MEDINA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel sized hail was observed.

Hail in MEDINA, OHIO
From 29-MAY-12 08:55:00 to 29-MAY-12 08:55:00 (EST-5)
Location: MEDINA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel sized hail was observed.

Hail in WAYNE, OHIO
From 29-MAY-12 08:55:00 to 29-MAY-12 08:55:00 (EST-5)
Location: ORRVILLE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel sized hail was observed.

Thunderstorm Wind in HANCOCK, OHIO
From 29-MAY-12 05:11:00 to 29-MAY-12 05:11:00 (EST-5)
Location: FINDLAY
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorms winds downed several large tree limbs across central Hancock County.

Thunderstorm Wind in HANCOCK, OHIO
From 29-MAY-12 05:11:00 to 29-MAY-12 05:11:00 (EST-5)
Location: MT CORY
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm winds downed a few trees along State Route 12.

Hail in WAYNE, OHIO
From 29-MAY-12 08:56:00 to 29-MAY-12 08:56:00 (EST-5)
Location: WOOSTER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel sized hail was observed.

Hail in TRUMBULL, OHIO
From 29-MAY-12 09:53:00 to 29-MAY-12 09:53:00 (EST-5)
Location: MECCA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Quarter sized hail was observed.

Thunderstorm Wind in TRUMBULL, OHIO
From 29-MAY-12 09:53:00 to 29-MAY-12 09:53:00 (EST-5)
Location: MECCA
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed some large tree limbs.

Hail in STARK, OHIO
From 29-MAY-12 10:02:00 to 29-MAY-12 10:02:00 (EST-5)
Location: ALLIANCE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel sized hail was observed.

Thunderstorm Wind in MAHONING, OHIO
From 29-MAY-12 17:05:00 to 29-MAY-12 17:15:00 (EST-5)
Location: CANFIELD
Magnitude: 50.00 EG
Property damage: 200.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A thunderstorm downburst caused considerable damage in the Canfield and Boardman areas.  Dozens of trees were downed along the U.S. Route 224 corridor.  In Boardman, downed trees caused four roads to be closed and damaged three homes.