Several areas of flash flooding occurred due to heavy rain.  Rainfall totals of 2 to 5 inches were reported in southeastern Pennsylvania.  Additionally, severe thunderstorms impacted the area.

Thunderstorm Wind in MONTGOMERY, PENNSYLVANIA
From 11-AUG-18 12:43:00 to 11-AUG-18 12:43:00 (EST-5)
Location: BRIDGEPORT
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Tree down on wires between Bridgeport and Hughes Rail Stations, causing delays in service for nearly an hour. TIme estimated from radar.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 11-AUG-18 14:40:00 to 11-AUG-18 14:40:00 (EST-5)
Location: BECHTELSVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Tree down on Schlegel Road near Township Line Road. Damage likely caused due to a combination of strong thunderstorm winds and heavy rain. Time estimated from radar.

Hail in MONTGOMERY, PENNSYLVANIA
From 11-AUG-18 12:42:00 to 11-AUG-18 12:42:00 (EST-5)
Location: KING OF PRUSSIA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Dime size hail in King of Prussia. TIme estimated from radar.

Flash Flood in BERKS, PENNSYLVANIA
From 11-AUG-18 04:40:00 to 11-AUG-18 06:40:00 (EST-5)
Location: MT PLEASANT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A vehicle was trapped in flood waters near the intersection of Plum Creek Road and Bloomsburg Road in Penn Township resulting in the need for a water rescue.

Flash Flood in BERKS, PENNSYLVANIA
From 11-AUG-18 04:50:00 to 11-AUG-18 06:50:00 (EST-5)
Location: DAUBERVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Route 61 was closed in both directions around Bellemans Church Road and Indian Manor Drive in Ontelaunee Township due to flash flooding.

Flash Flood in MONTGOMERY, PENNSYLVANIA
From 11-AUG-18 12:55:00 to 11-AUG-18 15:00:00 (EST-5)
Location: KING OF PRUSSIA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A water rescue took place on Crossfield Road in Upper Merion Township due to flash flooding.

Flash Flood in DELAWARE, PENNSYLVANIA
From 11-AUG-18 13:25:00 to 11-AUG-18 15:25:00 (EST-5)
Location: MOORE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Two vehicles were trapped in flood waters on Lincoln Avenue in Prospect Park resulting in the need for water rescues.

Flash Flood in BUCKS, PENNSYLVANIA
From 11-AUG-18 14:00:00 to 11-AUG-18 19:00:00 (EST-5)
Location: SPINNERSTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Widespread flash flooding occurred in Milford Township.  Five water rescues took place and eight individuals were evacuated from their homes.  Many roads were closed due to the flooding.

Flash Flood in LEHIGH, PENNSYLVANIA
From 11-AUG-18 14:25:00 to 11-AUG-18 19:00:00 (EST-5)
Location: DILLINGER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Heavy rain resulted in a landslide along the Northeast Extension of the Pennsylvania Turnpike in Lower Milford Township closing all southbound lanes.

Flash Flood in NORTHAMPTON, PENNSYLVANIA
From 11-AUG-18 14:00:00 to 11-AUG-18 19:00:00 (EST-5)
Location: WYDNOR
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Several roads were closed in Lower Saucon Township due to flash flooding and at least one water rescue took place.

Flash Flood in LEHIGH, PENNSYLVANIA
From 11-AUG-18 14:00:00 to 11-AUG-18 19:00:00 (EST-5)
Location: LOCUST VLY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Widespread flash flooding was reported in Upper Saucon Township and Coopersburg due to the heavy rainfall.  Many roads were impassable.

Flash Flood in PHILADELPHIA, PENNSYLVANIA
From 11-AUG-18 13:25:00 to 11-AUG-18 15:25:00 (EST-5)
Location: GERMANTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Flash flooding occurred in and around the Germantown and Oak Lane sections of Philadelphia. Several vehicles were trapped in flood waters.  A portion of Church Lane was damaged due to the flooding.