Thunderstorms developed ahead of and along a cold front during the afternoon and evening of June 21st. A warm, moist airmass ahead of the front allowed for the formation of severe thunderstorms across much of central Pennsylvania.

Thunderstorm Wind in YORK, PENNSYLVANIA
From 21-JUN-21 16:27:00 to 21-JUN-21 16:27:00 (EST-5)
Location: GRANGEVILLE
Magnitude: 52.00 EG
Property damage: 4000.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm with estimated winds near 60 mph brought down multiple trees.

Thunderstorm Wind in SULLIVAN, PENNSYLVANIA
From 21-JUN-21 17:00:00 to 21-JUN-21 17:00:00 (EST-5)
Location: EAGLES MERE
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm producing winds estimated near 60 mph brought down trees along Worlds End Rd.

Thunderstorm Wind in SULLIVAN, PENNSYLVANIA
From 21-JUN-21 17:12:00 to 21-JUN-21 17:12:00 (EST-5)
Location: LAPORTE
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees near Route 154 and Shanersburg Rd.

Thunderstorm Wind in YORK, PENNSYLVANIA
From 21-JUN-21 16:50:00 to 21-JUN-21 16:50:00 (EST-5)
Location: WINDSOR
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: State Official

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees in Windsor Borough, including on Manor Rd, Smith Rd and Winterstown Rd.

Thunderstorm Wind in LANCASTER, PENNSYLVANIA
From 21-JUN-21 17:15:00 to 21-JUN-21 17:15:00 (EST-5)
Location: WILLOW STREET
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: State Official

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees in Willow Street.

Thunderstorm Wind in TIOGA, PENNSYLVANIA
From 21-JUN-21 16:00:00 to 21-JUN-21 16:00:00 (EST-5)
Location: KNOXVILLE
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: State Official

A severe thunderstorm producing winds estimated near 60 mph brought down trees and wires in Knoxville.

Thunderstorm Wind in ELK, PENNSYLVANIA
From 21-JUN-21 14:30:00 to 21-JUN-21 14:30:00 (EST-5)
Location: DEYOUNG
Magnitude: 52.00 EG
Property damage: 2000.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm producing winds estimated near 60 mph brought down trees near Russell City.

Thunderstorm Wind in WARREN, PENNSYLVANIA
From 21-JUN-21 13:55:00 to 21-JUN-21 13:55:00 (EST-5)
Location: ENTERPRISE
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees along Tidioute Enterprise Rd.

Thunderstorm Wind in WARREN, PENNSYLVANIA
From 21-JUN-21 14:21:00 to 21-JUN-21 14:21:00 (EST-5)
Location: PITTSFIELD ARPT
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm producing winds estimated near 60 mph brought down trees on powerlines along Youngsville Rd.

Thunderstorm Wind in WARREN, PENNSYLVANIA
From 21-JUN-21 14:28:00 to 21-JUN-21 14:28:00 (EST-5)
Location: ENTERPRISE
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm producing winds estimated near 60 mph brought down trees along Enterprise Titusville Rd.

Thunderstorm Wind in ELK, PENNSYLVANIA
From 21-JUN-21 14:40:00 to 21-JUN-21 14:40:00 (EST-5)
Location: JAMES CITY
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm producing winds estimated near 60 mph brought down trees on Route 66.

Thunderstorm Wind in CENTRE, PENNSYLVANIA
From 21-JUN-21 15:13:00 to 21-JUN-21 15:13:00 (EST-5)
Location: STORMSTOWN
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A severe thunderstorm producing winds estimated near 60 mph brought down trees at Halfmoon Valley Rd and Winesap Dr.

Thunderstorm Wind in CENTRE, PENNSYLVANIA
From 21-JUN-21 15:38:00 to 21-JUN-21 15:38:00 (EST-5)
Location: CENTRAL CITY
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees at 606 Old Curtain Rd.

Thunderstorm Wind in FRANKLIN, PENNSYLVANIA
From 21-JUN-21 15:38:00 to 21-JUN-21 15:38:00 (EST-5)
Location: WINGERTON
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

A severe thunderstorm producing winds estimated near 60 mph brought down several trees and blew shingles off of a roof.

Thunderstorm Wind in CAMBRIA, PENNSYLVANIA
From 21-JUN-21 15:40:00 to 21-JUN-21 15:40:00 (EST-5)
Location: COLVER
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees near Colver.

Thunderstorm Wind in FRANKLIN, PENNSYLVANIA
From 21-JUN-21 15:45:00 to 21-JUN-21 15:45:00 (EST-5)
Location: ZULLINGER
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm producing winds estimated near 70 mph brought down several trees between Waynesboro and Greencastle.

Thunderstorm Wind in FRANKLIN, PENNSYLVANIA
From 21-JUN-21 15:48:00 to 21-JUN-21 15:48:00 (EST-5)
Location: WAYNESBORO
Magnitude: 61.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

A severe thunderstorm producing winds estimated near 70 mph brought down multiple trees.

Thunderstorm Wind in CAMBRIA, PENNSYLVANIA
From 21-JUN-21 15:55:00 to 21-JUN-21 15:55:00 (EST-5)
Location: ST AUGUSTINE
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: State Official

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees along Glendale Lake Rd.

Thunderstorm Wind in CAMBRIA, PENNSYLVANIA
From 21-JUN-21 16:00:00 to 21-JUN-21 16:00:00 (EST-5)
Location: ELIM
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees on Somerset and Meade streets in Johnstown.

Thunderstorm Wind in SULLIVAN, PENNSYLVANIA
From 21-JUN-21 17:08:00 to 21-JUN-21 17:08:00 (EST-5)
Location: MILLVIEW
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees on SR-154 near Worlds End State Park.

Thunderstorm Wind in ADAMS, PENNSYLVANIA
From 21-JUN-21 16:05:00 to 21-JUN-21 16:05:00 (EST-5)
Location: CASHTOWN
Magnitude: 65.00 EG
Property damage: 8000.00K
Crop damage: 0.00K
Reported by: COOP Observer

A severe thunderstorm producing winds estimated near 75 mph brought down multiple trees and wires from Cashtown to Fairfield.

Thunderstorm Wind in ADAMS, PENNSYLVANIA
From 21-JUN-21 15:58:00 to 21-JUN-21 15:58:00 (EST-5)
Location: HEINTZLEMAN
Magnitude: 65.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Public

A severe thunderstorm producing winds estimated near 75 mph brought down multiple large trees off Moritz Rd.

Thunderstorm Wind in CENTRE, PENNSYLVANIA
From 21-JUN-21 15:59:00 to 21-JUN-21 15:59:00 (EST-5)
Location: RUNVILLE
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees and wires at the intersection of Thomas Hill Rd and Runville Rd.

Thunderstorm Wind in TIOGA, PENNSYLVANIA
From 21-JUN-21 15:50:00 to 21-JUN-21 15:50:00 (EST-5)
Location: ARNOT
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A severe thunderstorm producing winds estimated near 60 mph brought down a tree across Arnot Rd.

Thunderstorm Wind in TIOGA, PENNSYLVANIA
From 21-JUN-21 16:05:00 to 21-JUN-21 16:05:00 (EST-5)
Location: MORRIS RUN
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: State Official

A severe thunderstorm producing winds estimated near 60 mph brought down trees across Morris Run Rd.

Thunderstorm Wind in CLINTON, PENNSYLVANIA
From 21-JUN-21 16:15:00 to 21-JUN-21 16:15:00 (EST-5)
Location: DUNNSTOWN
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: State Official

A severe thunderstorm producing winds estimated near 60 mph brought down multiple trees and wires along Woodward Ave.