A cluster of slow moving thunderstorms with very heavy rain caused drainage and smaller creek flash flooding in southeastern Pennsylvania during the late afternoon and early evening of the 9th. Event totals where flash flooding occurred reached between two and three inches, most of which fell within an hour.

Flash Flood in MONTGOMERY, PENNSYLVANIA
From 09-JUN-14 15:40:00 to 09-JUN-14 17:10:00 (EST-5)
Location: NORRISTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorms with torrential downpours caused two water rescues involving occupied vehicles in Norristown. One vehicle was stuck on U.S. Route 202/Markley Street. Three persons were rescued from that vehicle unharmed. A second vehicle was trapped in flood waters at the intersection of East Lafayette Street and Walnut Street. One person was rescued unharmed. The precipitation event total in Norristown was 2.13 inches.

Flash Flood in MONTGOMERY, PENNSYLVANIA
From 09-JUN-14 16:30:00 to 09-JUN-14 18:30:00 (EST-5)
Location: AMBLER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms with heavy downpours caused flash flooding along the Tannery Run along East Butler Avenue in Ambler Borough. The borough police station was also flooded. The precipitation event total in Ambler Borough was 2.84 inches.

Flash Flood in MONTGOMERY, PENNSYLVANIA
From 09-JUN-14 16:45:00 to 09-JUN-14 18:30:00 (EST-5)
Location: PENLLYN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms with heavy downpours caused flash flooding along the Wissahickon Creek which resulted in the closure of Locust Street.  The precipitation event total in Ambler Borough was 2.84 inches.

Flash Flood in MONTGOMERY, PENNSYLVANIA
From 09-JUN-14 18:01:00 to 09-JUN-14 19:15:00 (EST-5)
Location: FLOURTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Thunderstorms with heavy downpours caused flash flooding along the Wissahickon Creek. The Wissahickon Creek at Fort Washington (Upper Dublin Township) crested at 10.23 feet at 815 p.m. EDT on the 9th. Event precipitation totals included 2.84 inches in Ambler, 2.51 inches in Blue Bell and 1.73 inches in Fort Washington.

Flash Flood in MONTGOMERY, PENNSYLVANIA
From 09-JUN-14 17:30:00 to 09-JUN-14 19:00:00 (EST-5)
Location: GLENSIDE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorms with heavy downpours caused flash flooding along the Tacony Creek. The Tookany Creek Parkway was closed in Cheltenham Township between Jenkintown Road and Central Avenue. Roadways were also flooded in Elkins Park and Abington. Event precipitation totals included 2.51 inches in Blue Bell.

Flood in MONTGOMERY, PENNSYLVANIA
From 09-JUN-14 19:15:00 to 09-JUN-14 19:35:00 (EST-5)
Location: FLOURTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Residual flooding along the Wissahickon Creek at Fort Washington (Upper Dublin Township) continued until 835 p.m. EDT on the 9th. Overall, the Wissahickon Creek at Fort Washington was above its 10 foot flood stage from 701 p.m. EDT on the 9th through 835 p.m. EDT on the 9th. It crested at 10.23 feet at 815 p.m. EDT on the 9th. Event precipitation totals included 2.84 inches in Ambler, 2.51 inches in Blue Bell and 1.73 inches in Fort Washington.

Flood in PHILADELPHIA, PENNSYLVANIA
From 09-JUN-14 21:20:00 to 10-JUN-14 01:16:00 (EST-5)
Location: MANAYUNK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The runoff from the heavy rain that fell during the late afternoon and early evening of the 9th in Montgomery County caused minor flooding along the Wissahickon Creek overnight on the 9th in Philadelphia. The Wissahickon Creek at its mouth in Philadelphia was above its 5 foot flood stage from 1030 p.m. EDT on the 9th through 216 a.m. EDT on the 10th. It crested at 5.43 feet at 1215 a.m. EDT on the 10th.

Flash Flood in MONTGOMERY, PENNSYLVANIA
From 09-JUN-14 21:15:00 to 09-JUN-14 22:15:00 (EST-5)
Location: NARBERTH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorms with torrential downpours caused a water rescue from a trapped vehicle along the Mill Creek at the intersection of Old Gulph and Williamson Roads in Lower Merion Township.  The single occupant was safely rescued by fire department personnel. The precipitation event total in Lower Merion Township was 2.13 inches.