A slow moving cold front triggered numerous thunderstorms across south central Pennsylvania during the early to mid afternoon. The convective environment was characterized by moderate instability and relatively weak vertical wind shear, resulting in slow moving storms that produced multiple reports of large hail.

Hail in FRANKLIN, PENNSYLVANIA
From 09-JUN-09 14:35:00 to 09-JUN-09 14:35:00 (EST-5)
Location: WAYNESBORO
Magnitude: 0.88 
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel size hail was reported in Waynesboro.

Hail in LANCASTER, PENNSYLVANIA
From 09-JUN-09 14:45:00 to 09-JUN-09 14:45:00 (EST-5)
Location: QUARRYVILLE
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Trained Spotter

Penny size hail was reported in Quarryville.

Hail in YORK, PENNSYLVANIA
From 09-JUN-09 15:40:00 to 09-JUN-09 15:40:00 (EST-5)
Location: DELTA
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Public

Penny size hail was reported in Delta.

Hail in DAUPHIN, PENNSYLVANIA
From 09-JUN-09 13:20:00 to 09-JUN-09 13:20:00 (EST-5)
Location: HARRISBURG
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported near Harrisburg.

Hail in CUMBERLAND, PENNSYLVANIA
From 09-JUN-09 13:21:00 to 09-JUN-09 13:21:00 (EST-5)
Location: ENBLASS
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Trained Spotter

Penny size hail was reported near Enola.

Hail in PERRY, PENNSYLVANIA
From 09-JUN-09 12:41:00 to 09-JUN-09 12:41:00 (EST-5)
Location: DUNCANNON
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter-size hail was reported in Duncannon.

Hail in PERRY, PENNSYLVANIA
From 09-JUN-09 12:48:00 to 09-JUN-09 12:48:00 (EST-5)
Location: DUNCANNON
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Emergency Manager

Penny-size hail was reported a few miles south of Duncannon.

Hail in DAUPHIN, PENNSYLVANIA
From 09-JUN-09 13:00:00 to 09-JUN-09 13:00:00 (EST-5)
Location: CAMP CURTIN
Magnitude: 0.88 
Crop damage: 0.00K
Reported by: Broadcast Media

Penny to nickel size hail was reported by WHTM-TV ABC 27 in Harrisburg.

Hail in DAUPHIN, PENNSYLVANIA
From 09-JUN-09 13:12:00 to 09-JUN-09 13:12:00 (EST-5)
Location: HARRISBURG
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel to quarter size hail was reported just east of Harrisburg.

Hail in DAUPHIN, PENNSYLVANIA
From 09-JUN-09 13:12:00 to 09-JUN-09 13:12:00 (EST-5)
Location: HARRISBURG
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Trained Spotter

Penny-size hail was reported near Harrisburg.

Hail in LANCASTER, PENNSYLVANIA
From 09-JUN-09 13:26:00 to 09-JUN-09 13:26:00 (EST-5)
Location: GAP
Magnitude: 0.88 
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel size hail was reported near Gap.

Hail in DAUPHIN, PENNSYLVANIA
From 09-JUN-09 13:30:00 to 09-JUN-09 13:30:00 (EST-5)
Location: ROYALTON
Magnitude: 0.88 
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel size hail was reported near Middletown.

Hail in LANCASTER, PENNSYLVANIA
From 09-JUN-09 13:41:00 to 09-JUN-09 13:41:00 (EST-5)
Location: NINEPOINTS
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Emergency Manager

Golf ball size hail was reported a few miles southwest of Christiana.

Hail in FRANKLIN, PENNSYLVANIA
From 09-JUN-09 13:55:00 to 09-JUN-09 13:55:00 (EST-5)
Location: EAST FAYETTEVILLE
Magnitude: 0.88 
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel size hail was reported in Fayetteville.

Hail in FRANKLIN, PENNSYLVANIA
From 09-JUN-09 13:56:00 to 09-JUN-09 13:56:00 (EST-5)
Location: GREENCASTLE
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported in Greencastle.

Hail in YORK, PENNSYLVANIA
From 09-JUN-09 13:15:00 to 09-JUN-09 13:15:00 (EST-5)
Location: LEWISBERRY
Magnitude: 0.88 
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel-size hail was reported near Lewisberry.

Hail in LANCASTER, PENNSYLVANIA
From 09-JUN-09 13:15:00 to 09-JUN-09 13:15:00 (EST-5)
Location: KINZERS
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter to half-dollar size hail was reported near Gap.

Hail in ADAMS, PENNSYLVANIA
From 09-JUN-09 14:15:00 to 09-JUN-09 14:15:00 (EST-5)
Location: GETTYSBURG
Magnitude: 0.88 
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel size hail was reported in Gettysburg.

Hail in LANCASTER, PENNSYLVANIA
From 09-JUN-09 14:23:00 to 09-JUN-09 14:23:00 (EST-5)
Location: CHRISTIANA
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Trained Spotter

Half-dollar size hail was reported in Christiana.

Hail in PERRY, PENNSYLVANIA
From 09-JUN-09 12:35:00 to 09-JUN-09 12:35:00 (EST-5)
Location: DUNCANNON
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter-size hail was reported in Duncannon.