Glen Mawr is a tiny community of 130 people and a smattering of homes next to Muncy Creek in Lycoming County. On Monday, a flash flood led to mandatory evacuation orders, as waters from the creek rose almost seven feet in 45 minutes,

PITTSBURGH (KDKA) -- A flash flood warning was issued for parts of Allegheny County. The warning covers areas like Franklin Park, Gibsonia and Bakerstown. It's in place until 8:15 p.m. Flash Flood ...

An updated flash flood warning was issued by the National Weather Service on Wednesday at 6:36 p.m. in effect until 8:30 p.m. for Allegheny County.

Fire crews and power companies from around Western Pennsylvania were busy Thursday morning racing to address downed power lines and fallen trees blocking roadways, following Wednesday’s strong thunderstorms that rolled through the region.

On Monday, a flash flood led to mandatory evacuation orders, as waters from the creek rose almost 7 feet in 45 minutes, according to Alan Little, fire chief of Picture Rocks Volunteer Fire Company.  MORE: Temple and Pa.

Flash flooding is ongoing or expected to begin shortly. The National Weather Service said at 5:32 p.m., doppler radar indicated thunderstorms producing heavy rain across the warned area.