Supercells developed along a warm front initially affecting northern Kentucky during the late afternoon hours. Activity increased and developed into multicell clusters as it lifted northeast across the area.

Thunderstorm Wind in MONTGOMERY, OHIO
From 05-APR-10 19:28:00 to 05-APR-10 19:28:00 (EST-5)
Location: (DAY)COX DAYTON INTL
Magnitude: 51.00 MG
Reported by: ASOS

Thunderstorm Wind in CLARK, OHIO
From 05-APR-10 19:50:00 to 05-APR-10 19:50:00 (EST-5)
Location: NORTH HAMPTON
Magnitude: 55.00 MG
Reported by: Amateur Radio

Hail in MADISON, OHIO
From 05-APR-10 19:55:00 to 05-APR-10 20:00:00 (EST-5)
Location: LONDON
Magnitude: 1.00 
Reported by: Public

Hail in FRANKLIN, OHIO
From 05-APR-10 20:00:00 to 05-APR-10 20:05:00 (EST-5)
Location: DARBYDALE
Magnitude: 1.25 
Reported by: Trained Spotter

Hail in FRANKLIN, OHIO
From 05-APR-10 20:07:00 to 05-APR-10 20:18:00 (EST-5)
Location: GROVE CITY
Magnitude: 1.75 
Reported by: Trained Spotter

One inch hail also fell in this location.

Hail in FRANKLIN, OHIO
From 05-APR-10 20:18:00 to 05-APR-10 20:30:00 (EST-5)
Location: COLUMBUS
Magnitude: 1.75 
Reported by: Public

One inch hail also fell in this location.

Hail in FRANKLIN, OHIO
From 05-APR-10 20:07:00 to 05-APR-10 20:16:00 (EST-5)
Location: GROVE CITY
Magnitude: 1.75 
Reported by: Trained Spotter

Hail in BUTLER, OHIO
From 05-APR-10 20:41:00 to 05-APR-10 20:46:00 (EST-5)
Location: TRENTON
Magnitude: 2.00 
Reported by: Public

Hail in BUTLER, OHIO
From 05-APR-10 20:48:00 to 05-APR-10 20:53:00 (EST-5)
Location: MIDDLETOWN
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in LICKING, OHIO
From 05-APR-10 21:12:00 to 05-APR-10 21:17:00 (EST-5)
Location: NEWARK
Magnitude: 1.00 
Reported by: Public

Hail in CLINTON, OHIO
From 05-APR-10 18:51:00 to 05-APR-10 18:55:00 (EST-5)
Location: NEW VIENNA
Magnitude: 1.25 
Reported by: Public

Thunderstorm Wind in PREBLE, OHIO
From 05-APR-10 18:53:00 to 05-APR-10 18:57:00 (EST-5)
Location: EATON
Magnitude: 60.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A gas station canopy was blown over due to thunderstorm winds.

Hail in HIGHLAND, OHIO
From 05-APR-10 19:07:00 to 05-APR-10 19:12:00 (EST-5)
Location: LEESBURG
Magnitude: 1.00 
Reported by: Public

Hail in MONTGOMERY, OHIO
From 05-APR-10 19:20:00 to 05-APR-10 19:25:00 (EST-5)
Location: DAYTON
Magnitude: 1.00 
Reported by: Law Enforcement

Hail in FAYETTE, OHIO
From 05-APR-10 19:22:00 to 05-APR-10 19:26:00 (EST-5)
Location: WASHINGTON COURT HOU
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in FAYETTE, OHIO
From 05-APR-10 19:29:00 to 05-APR-10 19:34:00 (EST-5)
Location: BLOOMINGBURG
Magnitude: 1.00 
Reported by: Public

Hail in HAMILTON, OHIO
From 05-APR-10 18:47:00 to 05-APR-10 18:52:00 (EST-5)
Location: CINCINNATI
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in CLINTON, OHIO
From 05-APR-10 18:55:00 to 05-APR-10 19:00:00 (EST-5)
Location: NEW VIENNA
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in PREBLE, OHIO
From 05-APR-10 19:07:00 to 05-APR-10 19:12:00 (EST-5)
Location: EATON
Magnitude: 0.88 
Reported by: Trained Spotter

Hail in MONTGOMERY, OHIO
From 05-APR-10 19:11:00 to 05-APR-10 19:16:00 (EST-5)
Location: MIAMISBURG
Magnitude: 0.75 
Reported by: Amateur Radio

Hail in MONTGOMERY, OHIO
From 05-APR-10 19:20:00 to 05-APR-10 19:25:00 (EST-5)
Location: DAYTON
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in FAYETTE, OHIO
From 05-APR-10 19:25:00 to 05-APR-10 19:30:00 (EST-5)
Location: BLOOMINGBURG
Magnitude: 0.75 
Reported by: Fire Department/Rescue

Hail in BUTLER, OHIO
From 05-APR-10 20:45:00 to 05-APR-10 21:00:00 (EST-5)
Location: TRENTON
Magnitude: 0.88 
Reported by: Trained Spotter

Hail in CLINTON, OHIO
From 05-APR-10 20:52:00 to 05-APR-10 20:57:00 (EST-5)
Location: NEW VIENNA
Magnitude: 1.75 
Reported by: Trained Spotter

One in hail also occurred at this location.

Hail in WARREN, OHIO
From 05-APR-10 21:11:00 to 05-APR-10 21:16:00 (EST-5)
Location: LEBANON
Magnitude: 1.00 
Reported by: Public

Hail in CLINTON, OHIO
From 05-APR-10 21:30:00 to 05-APR-10 21:35:00 (EST-5)
Location: WILMINGTON
Magnitude: 1.00 
Reported by: Public

Hail in PIKE, OHIO
From 05-APR-10 21:43:00 to 05-APR-10 21:48:00 (EST-5)
Location: WAVERLY
Magnitude: 1.25 
Reported by: Public

Hail in PIKE, OHIO
From 05-APR-10 21:56:00 to 05-APR-10 22:01:00 (EST-5)
Location: PIKETON
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in WARREN, OHIO
From 05-APR-10 21:07:00 to 05-APR-10 21:12:00 (EST-5)
Location: SPRINGBORO
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in FRANKLIN, OHIO
From 05-APR-10 21:21:00 to 05-APR-10 21:26:00 (EST-5)
Location: GAHANNA
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in CLINTON, OHIO
From 05-APR-10 21:30:00 to 05-APR-10 21:35:00 (EST-5)
Location: WILMINGTON
Magnitude: 0.75 
Reported by: Amateur Radio

Hail in ROSS, OHIO
From 05-APR-10 22:29:00 to 05-APR-10 22:34:00 (EST-5)
Location: FRANKFORT
Magnitude: 0.75 
Reported by: Public

Hail in PIKE, OHIO
From 05-APR-10 21:45:00 to 05-APR-10 21:53:00 (EST-5)
Location: WAVERLY
Magnitude: 0.88 
Reported by: Trained Spotter