A cold front drifted south from Lake Erie causing showers and thunderstorms to develop.  Several of the thunderstorms became severe.  Downburst winds caused considerable damage in the Port Clinton and Norwalk areas.  There were also many reports of large hail.

Thunderstorm Wind in OTTAWA, OHIO
From 01-JUL-12 17:15:00 to 01-JUL-12 17:30:00 (EST-5)
Location: CATAWBA IS
Magnitude: 65.00 EG
Property damage: 600.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A strong thunderstorm moved across Catawba Island from Lake Erie.  Thunderstorm downburst winds estimated at 75 mph caused considerable damage from the west shore all the way to Marblehead.  Over 250 trees were toppled or snapped in Danbury Township.  Several homes sustained damage from fallen trees.   Other homes lost roofing or siding and two vehicles were crushed by fallen trees.  Large hail accompanied the strong winds and also caused extensive damage.  Danbury Township Police were unable to conduct a storm survey because all of the departments police cruisers were damaged by the hail.  Funnel clouds were reported in the area but there was no evidence of a touchdown.

Thunderstorm Wind in WOOD, OHIO
From 01-JUL-12 16:30:00 to 01-JUL-12 16:30:00 (EST-5)
Location: HASKINS
Magnitude: 50.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds damaged a home.

Thunderstorm Wind in LORAIN, OHIO
From 01-JUL-12 18:30:00 to 01-JUL-12 18:40:00 (EST-5)
Location: OBERLIN
Magnitude: 61.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm winds were estimated to be at least 70 mph.  A few trees and limbs were downed.

Thunderstorm Wind in MEDINA, OHIO
From 01-JUL-12 18:45:00 to 01-JUL-12 18:45:00 (EST-5)
Location: CHATHAM
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds were estimated to be at least 60 mph.

Thunderstorm Wind in HURON, OHIO
From 01-JUL-12 18:25:00 to 01-JUL-12 18:25:00 (EST-5)
Location: WAKEMAN
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter measured a 62 mph thunderstorm wind gust.

Thunderstorm Wind in MEDINA, OHIO
From 01-JUL-12 19:06:00 to 01-JUL-12 19:06:00 (EST-5)
Location: SHARON CENTER
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Thunderstorm winds downed several trees along State Route 94 in Sharon Township.

Hail in LUCAS, OHIO
From 01-JUL-12 16:35:00 to 01-JUL-12 16:35:00 (EST-5)
Location: TOLEDO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Thunderstorm Wind in HURON, OHIO
From 01-JUL-12 18:10:00 to 01-JUL-12 18:15:00 (EST-5)
Location: NORWALK
Magnitude: 52.00 EG
Property damage: 125.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm downburst winds estimated to be at least 60 mph downed many trees and limbs in Norwalk.  A vehicle accident on Washington Street was caused by one of the fallen trees.  The driver was transported to a local hospital.  Scattered power outages were reported in the city.

Thunderstorm Wind in HURON, OHIO
From 01-JUL-12 18:15:00 to 01-JUL-12 18:15:00 (EST-5)
Location: WILLARD
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed a few trees.

Thunderstorm Wind in SANDUSKY, OHIO
From 01-JUL-12 17:56:00 to 01-JUL-12 17:56:00 (EST-5)
Location: FREMONT
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed a few trees.

Hail in OTTAWA, OHIO
From 01-JUL-12 17:25:00 to 01-JUL-12 17:25:00 (EST-5)
Location: PORT CLINTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Thunderstorm Wind in WOOD, OHIO
From 01-JUL-12 17:25:00 to 01-JUL-12 17:25:00 (EST-5)
Location: PEMBERVILLE
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed a few trees.  At least one road was blocked by a fallen tree.

Thunderstorm Wind in SENECA, OHIO
From 01-JUL-12 17:41:00 to 01-JUL-12 17:41:00 (EST-5)
Location: GREEN SPGS
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed a few large trees limbs and one utility pole.

Thunderstorm Wind in ERIE, OHIO
From 01-JUL-12 18:20:00 to 01-JUL-12 18:20:00 (EST-5)
Location: SANDUSKY
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed a couple of trees.

Hail in LUCAS, OHIO
From 01-JUL-12 16:27:00 to 01-JUL-12 16:27:00 (EST-5)
Location: HOLLAND
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel sized hail was observed.

Thunderstorm Wind in ERIE, OHIO
From 01-JUL-12 18:12:00 to 01-JUL-12 18:12:00 (EST-5)
Location: BERLIN HGTS
Magnitude: 70.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm winds were estimated at 70 mph.  A few trees were downed.

Thunderstorm Wind in ERIE, OHIO
From 01-JUL-12 18:15:00 to 01-JUL-12 18:15:00 (EST-5)
Location: SANDUSKY
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds toppled a tree in Sandusky.  The tree landed on a car injuring at least one person.

Thunderstorm Wind in STARK, OHIO
From 01-JUL-12 19:30:00 to 01-JUL-12 19:30:00 (EST-5)
Location: MASSILLON
Magnitude: 50.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed a few trees.  At least one street was blocked by a fallen tree.

Hail in LUCAS, OHIO
From 01-JUL-12 16:24:00 to 01-JUL-12 16:24:00 (EST-5)
Location: TOLEDO
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny sized hail was observed.

Hail in LUCAS, OHIO
From 01-JUL-12 16:30:00 to 01-JUL-12 16:30:00 (EST-5)
Location: HOLLAND
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Penny sized hail was observed.

Hail in LUCAS, OHIO
From 01-JUL-12 16:32:00 to 01-JUL-12 16:32:00 (EST-5)
Location: CRESTVIEW
Magnitude: 1.75 
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Golf ball sized hail was observed.  Some minor damage was reported.

Hail in LUCAS, OHIO
From 01-JUL-12 16:34:00 to 01-JUL-12 16:34:00 (EST-5)
Location: MAUMEE
Magnitude: 1.75 
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Golf ball sized hail was observed.  Some minor damage was reported.

Hail in LUCAS, OHIO
From 01-JUL-12 16:35:00 to 01-JUL-12 16:35:00 (EST-5)
Location: TOLEDO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Hail in OTTAWA, OHIO
From 01-JUL-12 17:15:00 to 01-JUL-12 17:25:00 (EST-5)
Location: VIOLET
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Golf ball sized hail was reported.

Hail in OTTAWA, OHIO
From 01-JUL-12 17:03:00 to 01-JUL-12 17:03:00 (EST-5)
Location: PORT CLINTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Hail in ERIE, OHIO
From 01-JUL-12 17:35:00 to 01-JUL-12 17:35:00 (EST-5)
Location: VENICE
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter to half dollar sized hail was observed.

Funnel Cloud in ERIE, OHIO
From 01-JUL-12 17:16:00 to 01-JUL-12 17:52:00 (EST-5)
Location: BAY VIEW
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A funnel cloud was tracked from near Bay View in the northwest corner of the county to just west of Milan.  No touchdown was observed.

Hail in LUCAS, OHIO
From 01-JUL-12 16:35:00 to 01-JUL-12 16:35:00 (EST-5)
Location: HOLLAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Hail in OTTAWA, OHIO
From 01-JUL-12 17:25:00 to 01-JUL-12 17:25:00 (EST-5)
Location: PORT CLINTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Hail in ERIE, OHIO
From 01-JUL-12 17:35:00 to 01-JUL-12 17:35:00 (EST-5)
Location: SANDUSKY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was observed.

Hail in LUCAS, OHIO
From 01-JUL-12 16:25:00 to 01-JUL-12 16:27:00 (EST-5)
Location: TOLEDO
Magnitude: 2.00 
Property damage: 200.00K
Crop damage: 0.00K
Reported by: Public

Golf ball to hen egg sized hail was reported.  Some vehicles were damaged by the hail.

Thunderstorm Wind in SANDUSKY, OHIO
From 01-JUL-12 17:25:00 to 01-JUL-12 17:25:00 (EST-5)
Location: GIBSONBURG
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed a tree several large tree limbs.  A house was damaged by the fallen tree.

Hail in OTTAWA, OHIO
From 01-JUL-12 17:15:00 to 01-JUL-12 17:25:00 (EST-5)
Location: CATAWBA IS
Magnitude: 2.50 
Property damage: 750.00K
Crop damage: 50.00K
Reported by: NWS Storm Survey

Golf ball to tennis ball sized hail pummeled much of Danbury Township.  The hail was accompanied by strong winds which led to considerable damage.   All of the Danbury Township Police Department vehicles were damaged too much to be driven.  Around six permanent homes and nearly two dozen trailers were damaged by the hail.  Most of the damage was to vinyl siding.  The hail lasted for several minutes and also damaged many vehicles.  A soybean field was heavily damaged by the hail.

Hail in ERIE, OHIO
From 01-JUL-12 17:34:00 to 01-JUL-12 17:34:00 (EST-5)
Location: SANDUSKY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny sized hail was observed.

Thunderstorm Wind in RICHLAND, OHIO
From 01-JUL-12 18:11:00 to 01-JUL-12 18:11:00 (EST-5)
Location: (MFD)LAHM MUNI ARPT
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

An automated sensor at the Mansfield Lahm Airport measured a 61 mph thunderstorm wind gust.

Thunderstorm Wind in WOOD, OHIO
From 01-JUL-12 17:20:00 to 01-JUL-12 17:20:00 (EST-5)
Location: DOWLING
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed several large tree limbs between Dunbridge and Luckey.

Thunderstorm Wind in LUCAS, OHIO
From 01-JUL-12 16:55:00 to 01-JUL-12 16:55:00 (EST-5)
Location: WATERVILLE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed a tree.

Thunderstorm Wind in WOOD, OHIO
From 01-JUL-12 17:15:00 to 01-JUL-12 17:15:00 (EST-5)
Location: BOWLING GREEN
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed a tree and several large limbs in Wintergarden Park.

Thunderstorm Wind in OTTAWA, OHIO
From 01-JUL-12 18:13:00 to 01-JUL-12 18:13:00 (EST-5)
Location: GYPSUM
Magnitude: 62.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter measured a 71 mph thunderstorm wind gust.

Hail in OTTAWA, OHIO
From 01-JUL-12 17:05:00 to 01-JUL-12 17:07:00 (EST-5)
Location: OAK HARBOR
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter to half dollar sized hail was observed.