A strong cold front produced a convective line of showers and scattered thunderstorms with damaging winds that moved through Eastern Pennsylvania during the morning of the 1st. About 25,000 homes and businesses lost power, with the greatest concentration in Montgomery, Berks, Lehigh and Monroe Counties.  Most of the power was restored by that afternoon.  The adverse weather caused arrival delays of two hours at the Philadelphia International Airport.  The SEPTA Commuter Regional Rail Airport Line had service suspended until 11 a.m. EDT that morning because of power problems.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 01-NOV-13 06:58:00 to 01-NOV-13 06:58:00 (EST-5)
Location: LINCOLN PARK
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm knocked down a transformer along Gerald Avenue in Cumru Township.

Thunderstorm Wind in MONROE, PENNSYLVANIA
From 01-NOV-13 07:20:00 to 01-NOV-13 07:20:00 (EST-5)
Location: BARTONSVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm knocked down a few trees and power lines in Bartonsville. The same line of showers and thunderstorms produced a wind gust of 54 mph in Stroudsburg.

Thunderstorm Wind in LEHIGH, PENNSYLVANIA
From 01-NOV-13 07:20:00 to 01-NOV-13 07:20:00 (EST-5)
Location: FOGELSVILLE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm knocked down three telephone poles in Fogelsville in Upper Macungie Township. Pennsylvania Power and Light reported about 2,700 of its customers lost power with the greatest concentration of outages in South Whitehall and Upper Macungie Townships.  A wind gust of 53 mph was measured at the nearby Lehigh Valley International Airport.

Thunderstorm Wind in MONROE, PENNSYLVANIA
From 01-NOV-13 07:21:00 to 01-NOV-13 07:21:00 (EST-5)
Location: SNYDERSVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm knocked down a few trees in Hamilton Township. Metropolitan Edison reported about 1,300 of its customers lost power in Monroe County. All power was restored by Noon EDT that day.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 01-NOV-13 07:16:00 to 01-NOV-13 07:16:00 (EST-5)
Location: SEYFERT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm knocked down large tree limbs and wires in Robeson Township. Wires fell onto the garage of one home on Old River Road. No damage to the garage was reported.  Pennsylvania Power and Light and Metropolitan Edison reported about 2,000 of their customers lost power in Berks County. Power was restored by Noon EDT that day.

Thunderstorm Wind in MONTGOMERY, PENNSYLVANIA
From 01-NOV-13 07:55:00 to 01-NOV-13 08:15:00 (EST-5)
Location: EAGLEVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A line of showers and severe thunderstorms also knocked down several trees and wires along the southwest tier of Montgomery County.  PECO Energy reported about 10,000 of its customers lost power in Montgomery County.

Thunderstorm Wind in CHESTER, PENNSYLVANIA
From 01-NOV-13 08:00:00 to 01-NOV-13 08:00:00 (EST-5)
Location: FRAZIER
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm knocked down a couple of trees in East Whiteland Township. One fell on and damaged the roof of a home. PECO Energy reported about 1,700 of its customers lost power in Chester County.

Thunderstorm Wind in CARBON, PENNSYLVANIA
From 01-NOV-13 06:30:00 to 01-NOV-13 07:10:00 (EST-5)
Location: HAUTO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A line of showers and isolated thunderstorms with damaging winds knocked down numerous trees and wires across Carbon County.

Thunderstorm Wind in NORTHAMPTON, PENNSYLVANIA
From 01-NOV-13 07:30:00 to 01-NOV-13 07:30:00 (EST-5)
Location: PEN ARGYL
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

A severe thunderstorm knocked down a couple of trees in Pen Argyl. At least one damaged a home.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 01-NOV-13 07:15:00 to 01-NOV-13 07:15:00 (EST-5)
Location: MERTZTOWN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A severe thunderstorm knocked down a few trees in Mertztown (Longswamp Township).

Thunderstorm Wind in NORTHAMPTON, PENNSYLVANIA
From 01-NOV-13 07:22:00 to 01-NOV-13 07:43:00 (EST-5)
Location: BEERSVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A line of showers and severe thunderstorms knocked down several trees and wires in southeast Northampton County.

Thunderstorm Wind in MONTGOMERY, PENNSYLVANIA
From 01-NOV-13 07:30:00 to 01-NOV-13 08:10:00 (EST-5)
Location: GREEN LANE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A line of showers and severe thunderstorms knocked down several trees and wires along the northeast tier of Montgomery County.

Thunderstorm Wind in DELAWARE, PENNSYLVANIA
From 01-NOV-13 08:20:00 to 01-NOV-13 08:20:00 (EST-5)
Location: HAVERFORD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm knocked down several large tree limbs and wires in Haverford Township.