A squall line that preceded a cold front produced strong to locally severe thunderstorms in Eastern Pennsylvania during the evening of the 29th. The worst reported wind damage was in the Lehigh Valley where approximately 3,200 homes and businesses lost power. Power was not fully restored until the 30th in Lehigh County and the 31st in Northampton County.

Thunderstorm Wind in MONROE, PENNSYLVANIA
From 29-MAY-12 17:15:00 to 29-MAY-12 17:15:00 (EST-5)
Location: BRODHEADSVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm knocked down a couple of trees in Brodheadsville (Chestnuthill Township).

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 29-MAY-12 17:50:00 to 29-MAY-12 17:51:00 (EST-5)
Location: STONERSVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm knocked down large tree limbs and wires in both Exeter and Amity Townships.

Thunderstorm Wind in LEHIGH, PENNSYLVANIA
From 29-MAY-12 17:40:00 to 29-MAY-12 17:40:00 (EST-5)
Location: ALLENTOWN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm also knocked down a few large tree limbs and wires within the city of Allentown. About 500 Pennsylvania Power and Light customers lost power in the city.

Thunderstorm Wind in CHESTER, PENNSYLVANIA
From 29-MAY-12 18:00:00 to 29-MAY-12 18:00:00 (EST-5)
Location: COVENTRYVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm knocked down large tree limbs and wires in South Coventry Township. .

Thunderstorm Wind in MONTGOMERY, PENNSYLVANIA
From 29-MAY-12 18:15:00 to 29-MAY-12 18:15:00 (EST-5)
Location: ARDMORE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm knocked down large tree limbs and wires in Upper Providence Township.

Thunderstorm Wind in CARBON, PENNSYLVANIA
From 29-MAY-12 17:00:00 to 29-MAY-12 17:00:00 (EST-5)
Location: STEMLERSVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm knocked down a few trees in Towamensing Township.

Thunderstorm Wind in BUCKS, PENNSYLVANIA
From 29-MAY-12 19:05:00 to 29-MAY-12 19:05:00 (EST-5)
Location: BRISTOL
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The gust front from a severe thunderstorm knocked down a couple of large tree limbs and  wires in Bristol Township.

Thunderstorm Wind in NORTHAMPTON, PENNSYLVANIA
From 29-MAY-12 18:00:00 to 29-MAY-12 18:00:00 (EST-5)
Location: WILSON
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm knocked down a few large tree limbs and  wires in Wilson.

Thunderstorm Wind in MONROE, PENNSYLVANIA
From 29-MAY-12 17:25:00 to 29-MAY-12 17:25:00 (EST-5)
Location: APPENZELL
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm knocked down a few trees and wires in Jackson Township, the hardest hit township in Monroe County by the thunderstorms that evening. One downed tree took down power lines on Mountain Springs Drive and Cardinal Lane. About 50 customers in the township lost power.

Thunderstorm Wind in NORTHAMPTON, PENNSYLVANIA
From 29-MAY-12 17:30:00 to 29-MAY-12 17:30:00 (EST-5)
Location: BANGOR
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm knocked down around a dozen poles in Bangor Borough on Chestnut Street from South 6th Street to South 8th Street and South 6th Street and South 7th Street from Broadway Street to Walnut Street. Several trees were also knocked down in the borough.  About 1,200 homes and businesses have lost power in Northampton County. Power was not fully restored until the 31st with Bangor the last to come back on line because of the pole damage.

Thunderstorm Wind in LEHIGH, PENNSYLVANIA
From 29-MAY-12 17:30:00 to 29-MAY-12 17:30:00 (EST-5)
Location: GUTH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm knocked down a few large tree limbs and wires South Whitehall Township. About 1,287 Pennsylvania Power and Light customers lost power in the township. The number dropped to 300 by Midnight EDT that night.

Thunderstorm Wind in NORTHAMPTON, PENNSYLVANIA
From 29-MAY-12 17:55:00 to 29-MAY-12 17:55:00 (EST-5)
Location: NAZARETH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm knocked down a few large tree limbs and  wires in Nazareth.