An urban and small stream flood advisory is in effect for parts of the area as a storm system continues to move through the region.
The National Weather Service issued the advisory for Eastern Berks County, Northwestern Berks County, Lehigh County, Northwestern Montgomery County, Northampton County and North Central Chester County until 12:30 a.m.
A line of showers and thunderstorms moved into those areas around 8:30 p.m., producing rainfall that dropped at one to one and a half inches per hour.
— Jeremiah (@Haasie20) June 25, 2014
The system moved into the Philadelphia region late Wednesday night, bringing heavy rain and lightning.
A flood advisory was also in effect for Berks County, Northwestern Lehigh County, Monroe County, Carbon County and Northwestern Northampton County until 10:45 p.m.
A line of severe thunderstorms moved into those counties shortly after 8 p.m.
The storms produced rain that fell at one and a half inches per hour. The heavy rain led to rising creeks and streams as well as excessive runoff.
The system hit the State College area earlier on Wednesday dropping nearly an inch of rain in only 10 minutes, according to NBC10 First Alert Meteorologist Brittney Shipp.
The National Weather Service issued a flood advisory for East Central Blair County, Northern Huntingdon County and South Central Centre County that remained in effect until 5:30 p.m.
Residents who live near the Penn State campus took several photos of the flood waters.
— Onward State (@OnwardState) June 25, 2014
The system is expected to move out of the area 2 a.m.