Thunderstorms increased in coverage and intensity during the afternoon as large scale lift was enhanced by a mid-level disturbance pivoting around an upper-level low centered over southwestern Ontario. The combination of enhanced lift, strong instability and deep layer wind profiles supported organized storm structures including bowing line segments that produced areas of damaging winds and severe hail.

Hail in CENTRE, PENNSYLVANIA
From 28-JUN-13 14:22:00 to 28-JUN-13 14:22:00 (EST-5)
Location: STATE COLLEGE
Magnitude: 0.75 
Reported by: Trained Spotter

Penny size hail (0.75 inch diameter) was reported at the Walker Building on the campus of Penn State University.

Thunderstorm Wind in SOMERSET, PENNSYLVANIA
From 28-JUN-13 13:30:00 to 28-JUN-13 13:30:00 (EST-5)
Location: SOMERSET
Magnitude: 50.00 EG
Property damage: 5.00K
Reported by: 911 Call Center

Thunderstorm winds estimated near 60 mph knocked down trees in Somerset.

Hail in CENTRE, PENNSYLVANIA
From 28-JUN-13 14:24:00 to 28-JUN-13 14:24:00 (EST-5)
Location: STATE COLLEGE
Magnitude: 1.00 
Reported by: Social Media

Quarter size hail (1 inch diameter) was reported at Haymarket Park along Blue Course Drive in State College.

Thunderstorm Wind in BEDFORD, PENNSYLVANIA
From 28-JUN-13 14:00:00 to 28-JUN-13 14:00:00 (EST-5)
Location: HYNDMAN
Magnitude: 50.00 EG
Property damage: 2.50K
Reported by: 911 Call Center

Thunderstorm winds estimated near 60 mph knocked down trees and utility wires in Hyndman.

Hail in CENTRE, PENNSYLVANIA
From 28-JUN-13 14:30:00 to 28-JUN-13 14:30:00 (EST-5)
Location: STATE COLLEGE
Magnitude: 1.00 
Reported by: NWS Employee

Quarter size hail (1 inch diameter) was reported in the Stonebridge Development on the southwest side of State College.

Hail in WARREN, PENNSYLVANIA
From 28-JUN-13 12:00:00 to 28-JUN-13 12:00:00 (EST-5)
Location: SHEFFIELD
Magnitude: 0.75 
Reported by: Trained Spotter

Penn size hail (0.75 inch diameter) was reported in Sheffield.

Hail in MCKEAN, PENNSYLVANIA
From 28-JUN-13 12:30:00 to 28-JUN-13 12:30:00 (EST-5)
Location: WEST ELDRED
Magnitude: 0.75 
Reported by: Trained Spotter

Penny size hail (0.75 inch diameter) was reported in Eldred.

Hail in CENTRE, PENNSYLVANIA
From 28-JUN-13 14:30:00 to 28-JUN-13 14:30:00 (EST-5)
Location: PINE GROVE MILLS
Magnitude: 1.00 
Reported by: Public

Quarter size hail (1 inch diameter) was reported on the west side of State College Borough between Route 26 (West College Ave.) and Pine Grove Mills.  The severe hail destroyed about 40 acres of corn along Nixon Road and Whitehall Road in Ferguson Township. No information was available on the estimated crop loss.

Hail in CENTRE, PENNSYLVANIA
From 28-JUN-13 14:15:00 to 28-JUN-13 14:15:00 (EST-5)
Location: PINE GROVE MILLS
Magnitude: 1.00 
Reported by: Trained Spotter

Quarter size hail (1 inch diameter) was reported in Pine Grove Mills.

Hail in CENTRE, PENNSYLVANIA
From 28-JUN-13 14:20:00 to 28-JUN-13 14:20:00 (EST-5)
Location: STATE COLLEGE
Magnitude: 0.75 
Reported by: Public

Penny size hail (0.75 inch diameter) was reported at the intersection of Science Park Road and West College Avenue in State College.

Thunderstorm Wind in SOMERSET, PENNSYLVANIA
From 28-JUN-13 13:25:00 to 28-JUN-13 13:25:00 (EST-5)
Location: ROCKWOOD
Magnitude: 50.00 EG
Property damage: 5.00K
Reported by: Social Media

Thunderstorm winds estimated near 60 mph knocked down numerous trees in Rockwood.

Thunderstorm Wind in YORK, PENNSYLVANIA
From 28-JUN-13 14:45:00 to 28-JUN-13 14:45:00 (EST-5)
Location: STEWARTSTOWN
Magnitude: 50.00 EG
Property damage: 2.50K
Reported by: Social Media

Thunderstorm winds estimated near 60 mph knocked down large tree limbs in Stewartstown.

Hail in CENTRE, PENNSYLVANIA
From 28-JUN-13 14:25:00 to 28-JUN-13 14:25:00 (EST-5)
Location: STATE COLLEGE
Magnitude: 1.00 
Reported by: Trained Spotter

Penny to quarter size hail (0.75 to 1 inch diameter) was reported at AccuWeather on Science Park Road in State College.

Hail in WARREN, PENNSYLVANIA
From 28-JUN-13 11:30:00 to 28-JUN-13 11:30:00 (EST-5)
Location: SCANDIA
Magnitude: 1.00 
Reported by: Public

Quarter size hail (1 inch diameter) was reported in Scandia.

Thunderstorm Wind in FRANKLIN, PENNSYLVANIA
From 28-JUN-13 15:40:00 to 28-JUN-13 15:40:00 (EST-5)
Location: CHAMBERSBURG
Magnitude: 50.00 EG
Property damage: 2.50K
Reported by: Trained Spotter

Thunderstorm winds estimated near 60 mph knocked down large limbs in Chambersburg.

Thunderstorm Wind in SCHUYLKILL, PENNSYLVANIA
From 28-JUN-13 16:11:00 to 28-JUN-13 16:11:00 (EST-5)
Location: ROUGH AND READY
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: State Official

Thunderstorm winds estimated near 60 mph knocked down trees a few miles south of Leck Kill.

Thunderstorm Wind in ADAMS, PENNSYLVANIA
From 28-JUN-13 16:08:00 to 28-JUN-13 16:08:00 (EST-5)
Location: BIGLERVILLE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds estimated near 60 mph knocked down a few large tree limbs near Biglerville. The limbs blocked the passing lane of Arendtsville Road (Route 234).

Thunderstorm Wind in TIOGA, PENNSYLVANIA
From 28-JUN-13 14:20:00 to 28-JUN-13 14:20:00 (EST-5)
Location: LAWRENCEVILLE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Thunderstorm winds estimated near 60 mph knocked down trees in Lawrenceville.

Hail in BEDFORD, PENNSYLVANIA
From 28-JUN-13 14:35:00 to 28-JUN-13 14:35:00 (EST-5)
Location: CLEARVILLE
Magnitude: 1.00 
Reported by: Social Media

Quarter size hail (1 inch diameter) was reported in Clearville.