A developed mesoscale convective system moved through the region during the early morning hours of July 20th. As a result, severe flooding and damaging winds occurred. During the afternoon, cells initiated off a diffuse outflow boundary that was left over from the morning's convective cluster.

Thunderstorm Wind in VENANGO, PENNSYLVANIA
From 20-JUL-19 21:15:00 to 20-JUL-19 21:15:00 (EST-5)
Location: FERTIGS
Magnitude: 50.00 EG
Reported by: Department of Highways

The local highway department reported several trees down on wires. Areas affected were Davis and Fertigs Road, Tarklin and Mapleshade Road, Camp Coffman Road, and Pinegrove School Road.

Thunderstorm Wind in MERCER, PENNSYLVANIA
From 20-JUL-19 06:50:00 to 20-JUL-19 06:50:00 (EST-5)
Location: FARRELL
Magnitude: 50.00 EG
Reported by: 911 Call Center

The local 911 call center reported multiple trees down across the region.

Thunderstorm Wind in MERCER, PENNSYLVANIA
From 20-JUL-19 06:56:00 to 20-JUL-19 06:56:00 (EST-5)
Location: HERMITAGE
Magnitude: 50.00 EG
Reported by: 911 Call Center

The local 911 call center reported multiple trees down across the region.

Thunderstorm Wind in LAWRENCE, PENNSYLVANIA
From 20-JUL-19 07:05:00 to 20-JUL-19 07:05:00 (EST-5)
Location: PULASKI
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

The local 911 call center reported a tree down in Pulaski Township.

Thunderstorm Wind in LAWRENCE, PENNSYLVANIA
From 20-JUL-19 07:06:00 to 20-JUL-19 07:06:00 (EST-5)
Location: NASHUA
Magnitude: 50.00 EG
Reported by: 911 Call Center

The local 911 call center reported power lines down along State Route 551 in Pulaski Township.

Thunderstorm Wind in LAWRENCE, PENNSYLVANIA
From 20-JUL-19 07:15:00 to 20-JUL-19 07:15:00 (EST-5)
Location: WALMO
Magnitude: 50.00 EG
Reported by: 911 Call Center

A local 911 call center reported a tree down along Glen Road in Neshannock Township.

Thunderstorm Wind in LAWRENCE, PENNSYLVANIA
From 20-JUL-19 07:18:00 to 20-JUL-19 07:18:00 (EST-5)
Location: NEW CASTLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A local 911 Call Center reported a tree and wires down in Neshannock Township.

Thunderstorm Wind in LAWRENCE, PENNSYLVANIA
From 20-JUL-19 07:18:00 to 20-JUL-19 07:18:00 (EST-5)
Location: WALMO
Magnitude: 50.00 EG
Reported by: 911 Call Center

A local 911 call center reported a tree down along Ashberry Lane in Neshannock Township.

Thunderstorm Wind in LAWRENCE, PENNSYLVANIA
From 20-JUL-19 07:20:00 to 20-JUL-19 07:20:00 (EST-5)
Location: NEW CASTLE
Magnitude: 50.00 EG
Reported by: 911 Call Center

A local 911 call center reported a tree and wires down in the city of New Castle.

Thunderstorm Wind in LAWRENCE, PENNSYLVANIA
From 20-JUL-19 07:22:00 to 20-JUL-19 07:22:00 (EST-5)
Location: EAST NEW CASTLE
Magnitude: 50.00 EG
Reported by: 911 Call Center

A local 911 call center reported a tree down at a home on Tony Street.

Thunderstorm Wind in LAWRENCE, PENNSYLVANIA
From 20-JUL-19 07:25:00 to 20-JUL-19 07:25:00 (EST-5)
Location: EAST NEW CASTLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A local 911 call center reported a tree down along Savannah Road in Shenango Township.

Flash Flood in MERCER, PENNSYLVANIA
From 20-JUL-19 02:45:00 to 20-JUL-19 03:45:00 (EST-5)
Location: HENLEIN
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

The local fire department reported water over roadways.

Flash Flood in MERCER, PENNSYLVANIA
From 20-JUL-19 06:00:00 to 20-JUL-19 07:00:00 (EST-5)
Location: JAMESTOWN
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A local emergency manager reported flooding in Jamestown along Route 58.

Flood in CLARION, PENNSYLVANIA
From 20-JUL-19 03:00:00 to 20-JUL-19 04:00:00 (EST-5)
Location: NEW BETHLEHEM
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Department of Highways

The local highway department reported flooding between Reidsburg Road/Olean Trail in both directions, and between SR 861 and Huber Road.

Flood in CLARION, PENNSYLVANIA
From 20-JUL-19 00:00:00 to 20-JUL-19 05:00:00 (EST-5)
Location: COTTAGE HILL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The local emergency manager reported widespread flooding in the borough of New Bethlehem.

Thunderstorm Wind in WESTMORELAND, PENNSYLVANIA
From 20-JUL-19 18:25:00 to 20-JUL-19 18:25:00 (EST-5)
Location: STAHLSTOWN
Magnitude: 50.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Social Media

Photos were provided via Facebook of a very large tree down on a garage, and a pickup truck was also crushed.

Thunderstorm Wind in CLARION, PENNSYLVANIA
From 20-JUL-19 21:30:00 to 20-JUL-19 21:30:00 (EST-5)
Location: SCOTCH HILL
Magnitude: 50.00 EG
Reported by: Emergency Manager

A local emergency manager reported multiple trees and wires down on Route 36 between Miola Rd and Route 66 to the Tykersburg cutoff.