Thunderstorms developed in an unstable air mass ahead of a cold front during the afternoon. These storms began to organize and became severe. The main threat from these storms was damaging wind and large hail. Some locations were hit by multiple storms over a short period of time. This caused very heavy rainfall that resulted in flooding and flash flooding.

Thunderstorm Wind in BUTLER, OHIO
From 23-JUL-13 15:30:00 to 23-JUL-13 15:34:00 (EST-5)
Location: SEVEN MILE
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Scattered trees were reported down around the county due to thunderstorm winds.

Hail in BUTLER, OHIO
From 23-JUL-13 15:25:00 to 23-JUL-13 15:29:00 (EST-5)
Location: PISGAH
Magnitude: 1.75 
Reported by: Law Enforcement

Thunderstorm Wind in CLERMONT, OHIO
From 23-JUL-13 15:25:00 to 23-JUL-13 15:29:00 (EST-5)
Location: WILLIAMS CORNERS
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

One tree two feet in diameter was downed due to thunderstorm winds.

Thunderstorm Wind in CLERMONT, OHIO
From 23-JUL-13 15:50:00 to 23-JUL-13 15:54:00 (EST-5)
Location: EDENTON
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Numerous trees were downed near Edenton and in Wayne Township due to thunderstorm winds. Trees were also reported down near State Route 131 and the Clermont and Brown County border.

Flood in BUTLER, OHIO
From 23-JUL-13 16:20:00 to 23-JUL-13 17:20:00 (EST-5)
Location: HOMEWOOD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Water several inches deep was over roadways near East River Road and Fairview Avenue due to heavy rainfall.

Flash Flood in CLERMONT, OHIO
From 23-JUL-13 17:24:00 to 23-JUL-13 18:24:00 (EST-5)
Location: WILLIAMSBURG
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Six to twelve inches of water was flowing across Hageman Crossing Road due to heavy rainfall.

Heavy Rain in BUTLER, OHIO
From 23-JUL-13 16:30:00 to 23-JUL-13 17:30:00 (EST-5)
Location: MILLVILLE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

High water ponded in a low lying spot on Smalley Boulevard due to heavy rainfall.

Hail in CLARK, OHIO
From 23-JUL-13 14:43:00 to 23-JUL-13 14:47:00 (EST-5)
Location: SPRINGFIELD
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in WARREN, OHIO
From 23-JUL-13 14:48:00 to 23-JUL-13 14:52:00 (EST-5)
Location: ROACHESTER
Magnitude: 1.00 
Reported by: Emergency Manager

Thunderstorm Wind in WARREN, OHIO
From 23-JUL-13 14:50:00 to 23-JUL-13 14:54:00 (EST-5)
Location: BLACKHAWK
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

One tree was downed southeast of Morrow due to thunderstorm winds.

Thunderstorm Wind in WARREN, OHIO
From 23-JUL-13 15:01:00 to 23-JUL-13 15:05:00 (EST-5)
Location: COMARGO
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down and snapped off in Harlan Township near Pleasant Renner Road and State Route 132 due to thunderstorm winds.

Thunderstorm Wind in CLERMONT, OHIO
From 23-JUL-13 15:09:00 to 23-JUL-13 15:13:00 (EST-5)
Location: GOSHEN
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

One tree was downed on Shiloh Road near Goshen due to thunderstorm winds.

Hail in BUTLER, OHIO
From 23-JUL-13 15:20:00 to 23-JUL-13 15:24:00 (EST-5)
Location: REILY
Magnitude: 1.75 
Reported by: Law Enforcement

Flash Flood in CLERMONT, OHIO
From 23-JUL-13 17:33:00 to 23-JUL-13 18:33:00 (EST-5)
Location: MARATHON
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Closures were reported on Smokey Road due to water rushing over the road caused by heavy rainfall.

Flash Flood in CLERMONT, OHIO
From 23-JUL-13 17:33:00 to 23-JUL-13 18:33:00 (EST-5)
Location: BLOWVILLE
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Route 133 was closed between Jackson Pike and Glancy Marathon Road due to water rushing over the roadway caused by heavy rainfall.

Flash Flood in CLERMONT, OHIO
From 23-JUL-13 18:30:00 to 23-JUL-13 19:30:00 (EST-5)
Location: MODEST
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

High water due to heavy rainfall was causing road closures along Cedarville Road near the intersection of Manila Road and State Route 727, and along Woodville Pike near Goshen Road.

Flood in CLERMONT, OHIO
From 23-JUL-13 18:30:00 to 23-JUL-13 19:30:00 (EST-5)
Location: WILLIAMSBURG
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Zachary Drive in Williamsburg was closed due to high water caused by heavy rainfall.

Flash Flood in BROWN, OHIO
From 23-JUL-13 18:37:00 to 23-JUL-13 19:30:00 (EST-5)
Location: CROSSTOWN
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Lucky Lane was closed due to high water caused by heavy rainfall.

Flash Flood in BUTLER, OHIO
From 23-JUL-13 16:30:00 to 23-JUL-13 17:30:00 (EST-5)
Location: HAMILTON
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Department of Highways

Main Street and Millville Avenue were closed due to several feet of high water caused by heavy rainfall.

Flash Flood in BROWN, OHIO
From 23-JUL-13 17:33:00 to 23-JUL-13 18:33:00 (EST-5)
Location: NORTH STRINGTOWN
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Blue Sky Park Road was closed due to water rushing over the road caused by heavy rainfall.

Hail in CLARK, OHIO
From 23-JUL-13 14:37:00 to 23-JUL-13 14:41:00 (EST-5)
Location: SPRINGFIELD
Magnitude: 1.00 
Reported by: Amateur Radio

Flash Flood in BROWN, OHIO
From 23-JUL-13 19:11:00 to 23-JUL-13 19:30:00 (EST-5)
Location: CENTERVILLE
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

High water due to heavy rainfall caused road closures near Bodman Road and Harker Waits Road.