A disorganized cluster of storms pushed northeastward from far southwestern Pennsylvania into and across central Pennsylvania during the afternoon and early evening hours of September 7, 2023. The individual cells intensified and eventually merged into a north-south line that crossed the Susquehanna Valley. Wind damage was the primary impact, although one severe hail report was received.

Thunderstorm Wind in LANCASTER, PENNSYLVANIA
From 07-SEP-23 15:44:00 to 07-SEP-23 15:44:00 (EST-5)
Location: MILLERSVILLE
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 knocked a multiple trees and wires along Melvin Drive west-southwest of Slackwater.

Thunderstorm Wind in LANCASTER, PENNSYLVANIA
From 07-SEP-23 15:57:00 to 07-SEP-23 15:57:00 (EST-5)
Location: EAST PETERSBURG
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 knocked down multiple tree onto wires along Manheim Pike on the northwest end of Lancaster.

Thunderstorm Wind in LANCASTER, PENNSYLVANIA
From 07-SEP-23 16:13:00 to 07-SEP-23 16:13:00 (EST-5)
Location: GREENBANK
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

A severe thunderstorm producing winds estimated near 60 mph knocked wires down across Red Well Road south-southwest of Green Bank.

Thunderstorm Wind in LANCASTER, PENNSYLVANIA
From 07-SEP-23 16:13:00 to 07-SEP-23 16:13:00 (EST-5)
Location: GREENBANK
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A severe thunderstorm producing winds estimated near 60 mph knocked multiple trees and wires along Lowry Road southeast of Green Bank.

Thunderstorm Wind in ADAMS, PENNSYLVANIA
From 07-SEP-23 16:39:00 to 07-SEP-23 16:39:00 (EST-5)
Location: CENTENNIAL
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees and wires across Storms Store Road northeast of Bonneauville.

Thunderstorm Wind in YORK, PENNSYLVANIA
From 07-SEP-23 17:21:00 to 07-SEP-23 17:21:00 (EST-5)
Location: RYE
Magnitude: 52.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees and wires across Iron Stone Hill Road west-southwest of Dallastown.

Thunderstorm Wind in YORK, PENNSYLVANIA
From 07-SEP-23 17:54:00 to 07-SEP-23 17:54:00 (EST-5)
Location: EAST PROSPECT
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 knocked down wires across South Main Street in East Prospect Borough near the intersection of West Ridge Avenue.

Thunderstorm Wind in LANCASTER, PENNSYLVANIA
From 07-SEP-23 18:12:00 to 07-SEP-23 18:12:00 (EST-5)
Location: WEST LANCASTER
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 knocked wires down across Richmond Road north of Millersville.

Thunderstorm Wind in NORTHUMBERLAND, PENNSYLVANIA
From 07-SEP-23 14:27:00 to 07-SEP-23 14:27:00 (EST-5)
Location: REED
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm producing winds estimated near 60 mph knocked down large tree limbs onto State Route 54 northwest of Elysburg.

Thunderstorm Wind in PERRY, PENNSYLVANIA
From 07-SEP-23 14:06:00 to 07-SEP-23 14:06:00 (EST-5)
Location: SHERMANS DALE
Magnitude: 70.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm producing winds estimated near 80 mph uprooted multiple trees, knocked down large limbs, knocked down many small limbs onto a car, uplifted portions of a roof, and caused significant damage to an outbuilding north of Shermans Dale.

Hail in FRANKLIN, PENNSYLVANIA
From 07-SEP-23 13:08:00 to 07-SEP-23 13:08:00 (EST-5)
Location: ROADSIDE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thunderstorm produced nickel-sized hail northeast of Waynesboro.

Hail in NORTHUMBERLAND, PENNSYLVANIA
From 07-SEP-23 13:50:00 to 07-SEP-23 13:50:00 (EST-5)
Location: HICKORY CORNERS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A thunderstorm produced penny-sized hail west of Pillow.

Hail in CUMBERLAND, PENNSYLVANIA
From 07-SEP-23 14:08:00 to 07-SEP-23 14:08:00 (EST-5)
Location: BONNY BROOK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A thunderstorm produced penny-sized hail on the south end of Carlisle.

Hail in PERRY, PENNSYLVANIA
From 07-SEP-23 14:19:00 to 07-SEP-23 14:19:00 (EST-5)
Location: DUNCANNON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A severe thunderstorm produced quarter-sized hail on the north side of Duncannon.

Hail in YORK, PENNSYLVANIA
From 07-SEP-23 17:34:00 to 07-SEP-23 17:34:00 (EST-5)
Location: SPRINGVALE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A thunderstorm produced penny-sized hail southeast of Red Lion.

Thunderstorm Wind in HUNTINGDON, PENNSYLVANIA
From 07-SEP-23 12:12:00 to 07-SEP-23 12:12:00 (EST-5)
Location: MAPLETON
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 knocked a tree down across Hares Valley Road near the intersection of Kylers Road southwest of Mapleton.

Thunderstorm Wind in HUNTINGDON, PENNSYLVANIA
From 07-SEP-23 12:24:00 to 07-SEP-23 12:24:00 (EST-5)
Location: DONATION
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 knocked multiple trees down across Stone Creek Ridge Road northeast of Huntingdon.

Thunderstorm Wind in PERRY, PENNSYLVANIA
From 07-SEP-23 12:37:00 to 07-SEP-23 12:37:00 (EST-5)
Location: CISNA RUN
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Utility Company

A severe thunderstorm producing winds estimated near 60 mph knocked trees and wires down across Pension Hollow Road southwest of Bixler.

Thunderstorm Wind in HUNTINGDON, PENNSYLVANIA
From 07-SEP-23 12:50:00 to 07-SEP-23 12:50:00 (EST-5)
Location: MC ALEVYS FORT
Magnitude: 61.00 EG
Property damage: 12.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm producing winds estimated near 70 mph produced widespread tree damage, including multiple large trees down in Rothrock State Forest.

Thunderstorm Wind in CENTRE, PENNSYLVANIA
From 07-SEP-23 13:00:00 to 07-SEP-23 13:00:00 (EST-5)
Location: TUSSEYVILLE
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees across US Route 322 east of Tusseyville.

Thunderstorm Wind in CENTRE, PENNSYLVANIA
From 07-SEP-23 13:02:00 to 07-SEP-23 13:02:00 (EST-5)
Location: OLD FORT
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm producing winds estimated near 60 mph knocked multiple trees down across State Route 45 south-southeast of Centre Hall.

Thunderstorm Wind in CENTRE, PENNSYLVANIA
From 07-SEP-23 13:07:00 to 07-SEP-23 13:07:00 (EST-5)
Location: RISING SPGS
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Public

A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees and wires along Penns Valley Road near the intersection of Heckman Cemetery Road east of Spring Mills.

Thunderstorm Wind in PERRY, PENNSYLVANIA
From 07-SEP-23 13:19:00 to 07-SEP-23 13:19:00 (EST-5)
Location: LIVERPOOL
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Utility Company

A severe thunderstorm producing winds estimated near 60 mph knocked down trees and wires along Hunters Valley Road northwest of Mount Patrick.

Thunderstorm Wind in LYCOMING, PENNSYLVANIA
From 07-SEP-23 13:50:00 to 07-SEP-23 13:50:00 (EST-5)
Location: RAMSEY
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 knocked trees and wires down across State Route 44 south of Ramsey.

Thunderstorm Wind in LYCOMING, PENNSYLVANIA
From 07-SEP-23 13:53:00 to 07-SEP-23 13:53:00 (EST-5)
Location: JERSEY SHR
Magnitude: 52.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm producing winds estimated near 60 mph knocked down a tree onto a car in Porter Township. There were no injuries reported on scene.

Thunderstorm Wind in CUMBERLAND, PENNSYLVANIA
From 07-SEP-23 14:01:00 to 07-SEP-23 14:01:00 (EST-5)
Location: BARNITZ
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Utility Company

A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees and wires along Burnt House Road west of Mount Holly Springs.

Thunderstorm Wind in PERRY, PENNSYLVANIA
From 07-SEP-23 14:05:00 to 07-SEP-23 14:05:00 (EST-5)
Location: SHERMANS DALE
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Utility Company

A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees and wires north of Shermans Dale.

Thunderstorm Wind in LYCOMING, PENNSYLVANIA
From 07-SEP-23 14:20:00 to 07-SEP-23 14:20:00 (EST-5)
Location: NEWBERRY
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 knocked down trees and wires along West Fourth Street on the western end of Williamsport.

Thunderstorm Wind in SCHUYLKILL, PENNSYLVANIA
From 07-SEP-23 14:40:00 to 07-SEP-23 14:40:00 (EST-5)
Location: MINERSVILLE
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees and wires in Minersville.

Thunderstorm Wind in DAUPHIN, PENNSYLVANIA
From 07-SEP-23 15:06:00 to 07-SEP-23 15:06:00 (EST-5)
Location: HIGHSPIRE
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A severe thunderstorm producing winds estimated near 60 mph knocked down multiple trees and wires in Highspire.

Thunderstorm Wind in YORK, PENNSYLVANIA
From 07-SEP-23 14:55:00 to 07-SEP-23 14:55:00 (EST-5)
Location: MT ROYAL
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 knocked a tree and wires down Conewago Road southwest of Mount Royal.

Thunderstorm Wind in YORK, PENNSYLVANIA
From 07-SEP-23 14:50:00 to 07-SEP-23 14:50:00 (EST-5)
Location: GLENVILLE
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 knocked trees and wires down across Glenville Road southwest of Glenville.

Thunderstorm Wind in LEBANON, PENNSYLVANIA
From 07-SEP-23 15:25:00 to 07-SEP-23 15:25:00 (EST-5)
Location: MC GILLSTOWN
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 knocked down multiple trees across Swatara Drive east-northeast of Bellgrove.

Thunderstorm Wind in LEBANON, PENNSYLVANIA
From 07-SEP-23 15:28:00 to 07-SEP-23 15:28:00 (EST-5)
Location: CORNWALL
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 knocked down a large tree across the US Route 322 onramp to State Route 72 south of Quentin.

Thunderstorm Wind in LEBANON, PENNSYLVANIA
From 07-SEP-23 15:30:00 to 07-SEP-23 15:30:00 (EST-5)
Location: ONO
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm producing winds estimated near 60 mph knocked a tree onto wires on Awol Road near the overpass to Interstate 81 north of Ono.