Region Under Flash Flood Watch

The National Weather Service has issued a flash flood watch for Chester County and Southeastern Pennsylvania. It will be in effect until 4 a.m. Saturday. The watch was issued because of the potential for heavy rains which may cause rapidly developing and dangerous flooding.

According to the weather service, "low pressure will move along a stationary front in the mid-Atlantic region this afternoon and this evening. Resulting thunderstorms may yield rainfall rates exceeding 2-inches in less than a hour. Additional thunderstorms may track across the same area resulting in flash flooding."

One such storm hit Devon along the Route 30/Lancaster Ave. corridor just after 3p.m. Friday. Torrents of rain swamped the show rings inside the Devon Horse Show Grounds in a matter of ten minutes, forcing a .

The National Weather Service watch cautions heavy rains could also impact travel on major roadways, including the I-95 corridor and cause very dangerous situations.  

For additional updates and weather information, visit www.weather.gov/phi.