An area of low pressure moved across the eastern Great Lakes region during the morning of August 25th. A cold front associated with this low pressure system was located in the Ohio Valley. A hot and especially humid airmass was found ahead of this front across the Middle Atlantic region on August 25th. As the front approached, showers and thunderstorms developed and several of the storms became severe. The actual cold front however did not clear the region until the morning of the 26th.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 25-AUG-07 19:18:00 to 25-AUG-07 19:18:00 (EST-5)
Location: WOMELSDORF
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm rolled through Marion Township at about 8:18 PM EDT. Strong winds associated with this severe storm knocked down trees in the township.

Thunderstorm Wind in NORTHAMPTON, PENNSYLVANIA
From 25-AUG-07 20:40:00 to 25-AUG-07 20:55:00 (EST-5)
Location: BATH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Severe thunderstorms roared through Northampton County during the evening of the 25th. Intense winds produced by the severe storms downed trees and power lines across a good part of the county. The damage began around 9:40 PM EDT in Bath with additional damage in Nazareth, East Bangor and Wind Gap, where tree limbs and wires were down or caught in other wires with even whole trees downed. The most widespread wind damage was reported to be in Bushkill Township. The severe storms knocked out power to some 5,000 customers across Northampton County, which included 10 municipalities.

Thunderstorm Wind in CARBON, PENNSYLVANIA
From 25-AUG-07 18:55:00 to 25-AUG-07 18:55:00 (EST-5)
Location: NEW MAHONING
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm rumbled through Mahoning Township, which produced strong winds that downed trees and power lines at 7:55 PM EDT.

Thunderstorm Wind in CARBON, PENNSYLVANIA
From 25-AUG-07 20:25:00 to 25-AUG-07 20:25:00 (EST-5)
Location: NEW MAHONING
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A second severe thunderstorm of the day blasted through Mahoning Township at about 9:25 PM EDT. Strong winds, once again, associated with this severe thunderstorm knocked down trees and power lines in parts of the township.

Thunderstorm Wind in LEHIGH, PENNSYLVANIA
From 25-AUG-07 20:24:00 to 25-AUG-07 20:24:00 (EST-5)
Location: SCHNECKSVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm rumbled across the northern portion of Whitehall Township during the evening of the 25th. Strong winds produced by the severe thunderstorm knocked down trees at about 9:24 PM EDT in the northern part of the township.

Thunderstorm Wind in MONROE, PENNSYLVANIA
From 25-AUG-07 20:36:00 to 25-AUG-07 20:36:00 (EST-5)
Location: BRODHEADSVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A second round of severe thunderstorms rolled through Brodheadsville during the evening of the 25th. Once again, strong winds associated with these severe storms knocked down trees in the town, which occurred at about 9:36 PM EDT.

Hail in CARBON, PENNSYLVANIA
From 25-AUG-07 17:30:00 to 25-AUG-07 17:30:00 (EST-5)
Location: LEHIGHTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm rolled through the Lehighton area, which produced hail to the size of pennies at 6:30 PM EDT.

Thunderstorm Wind in CARBON, PENNSYLVANIA
From 25-AUG-07 17:40:00 to 25-AUG-07 17:40:00 (EST-5)
Location: LEHIGHTON
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm blasted through Beltzville State Park at 6:40 PM EDT, with a measured wind gust to 65 mph. The damaging winds brought down trees in the park.

Thunderstorm Wind in MONROE, PENNSYLVANIA
From 25-AUG-07 18:10:00 to 25-AUG-07 18:25:00 (EST-5)
Location: BRODHEADSVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm rolled through the Broadheadsville and Stroudsburg areas between 7:10 PM and 7:25 PM EDT. This severe thunderstorm produced strong winds, which brought down trees and power lines in both locations.