Severe thunderstorms formed in a hot and humid airmass ahead of a cold front.

Flash Flood in BERKS, PENNSYLVANIA
From 18-AUG-17 15:25:00 to 18-AUG-17 16:25:00 (EST-5)
Location: MONTELLO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Sixth street between Buttonwood and Greenwich was closed in Reading. Also vechciles were trapped in several locations in Reading. An occupied vehicle was stuck in water at State Hill and Reedy road.

Heavy Rain in BERKS, PENNSYLVANIA
From 18-AUG-17 15:35:00 to 18-AUG-17 15:35:00 (EST-5)
Location: MONTELLO
Reported by: Public

Just over two and a half inches of rain fell in 50 minutes.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 18-AUG-17 14:12:00 to 18-AUG-17 14:12:00 (EST-5)
Location: LENHARTSVILLE
Magnitude: 52.00 EG
Reported by: County Official

A tree was downed on the 1400 block of route 22 in Greenwich twp.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 18-AUG-17 14:47:00 to 18-AUG-17 14:47:00 (EST-5)
Location: SINKING SPG
Magnitude: 52.00 EG
Reported by: County Official

A tree was downed from thunderstorm winds at the intersection of Saddlebrook and Daniel street in South Heidelberg twp.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 18-AUG-17 15:19:00 to 18-AUG-17 15:19:00 (EST-5)
Location: MAXATAWNY
Magnitude: 52.00 EG
Reported by: County Official

A tree was blown down on the 900 block of old Topton road.

Thunderstorm Wind in CHESTER, PENNSYLVANIA
From 18-AUG-17 16:25:00 to 18-AUG-17 16:25:00 (EST-5)
Location: CHESTER SPGS
Magnitude: 52.00 EG
Reported by: 911 Call Center

A tree was downed into wires on Clover Mill and Pikeland roads near Kimberton and church roads.

Thunderstorm Wind in CHESTER, PENNSYLVANIA
From 18-AUG-17 16:40:00 to 18-AUG-17 16:40:00 (EST-5)
Location: NEW GARDEN
Magnitude: 52.00 EG
Reported by: State Official

Several trees taken down due to thunderstorm winds.

Thunderstorm Wind in BUCKS, PENNSYLVANIA
From 18-AUG-17 16:54:00 to 18-AUG-17 16:54:00 (EST-5)
Location: JAMISON
Magnitude: 52.00 EG
Reported by: Social Media

The intersection of Creek road and Old York road was closed due to a tree falling onto wires from thunderstorm winds.

Thunderstorm Wind in BUCKS, PENNSYLVANIA
From 18-AUG-17 17:32:00 to 18-AUG-17 17:32:00 (EST-5)
Location: FALLSINGTON
Magnitude: 52.00 EG
Reported by: State Official

Thunderstorm winds took down wires in several locations.

Thunderstorm Wind in BUCKS, PENNSYLVANIA
From 18-AUG-17 17:15:00 to 18-AUG-17 17:15:00 (EST-5)
Location: YARDLEY
Magnitude: 52.00 EG
Reported by: Public

Estimated wind gust.

Flash Flood in PHILADELPHIA, PENNSYLVANIA
From 18-AUG-17 17:48:00 to 18-AUG-17 17:55:00 (EST-5)
Location: BUSTLETON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Other Federal Agency

The Pennypack exceeded flood stage of seven feet.

Flood in BERKS, PENNSYLVANIA
From 18-AUG-17 14:15:00 to 18-AUG-17 15:15:00 (EST-5)
Location: STONY RUN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Landslide blocked parts of route 737.

Hail in BUCKS, PENNSYLVANIA
From 18-AUG-17 17:15:00 to 18-AUG-17 17:15:00 (EST-5)
Location: YARDLEY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel size hail.