An updated tornado warning was issued by the National Weather Service on Tuesday at 5:52 p.m. in effect until 6:30 p.m. for Bucks, Montgomery and Philadelphia counties.

Strong thunderstorms are expected to start firing up in the early evening Wednesday. And some storms could dump 2 to 3 inches of rain in one hour, forecasters say.

A tornado warning issued for Bucks, Montgomery, Chester, and Delaware counties, and Philadelphia has expired. No tornados have been confirmed to have touched down as of Tuesday afternoon.

The National Weather Service has issued a severe thunderstorm watch for parts of South-Central Pennsylvania. The watch will be in effect until 10 p.m. for the following counties: This includes the cities of Bedford, Chambersburg, Gettysburg, Lancaster, McConnellsburg, Waynesboro, and York.

Severe storms moved through the Philadelphia region on Tuesday, July 8 bringing heavy rains, strong winds, hail and several tornado warnings.

An EF-0 tornado touched down in Berks County, Pennsylvania, on Tuesday as severe weather hit the Philadelphia region, the National Weather Service said.

Pennsylvania's emergency agencies, NWS and PEMA, collaborate to tackle severe weather threats, floods, and public safety challenges, even amidst funding cuts.

This time-lapse video from our Society Hill Sky 6 camera shows the storm that hit Philadelphia on Tuesday evening.

A Pennsylvania native and her fiancé are going viral for their engagement photo that features not the beach or a mountain top, but a menacing tornado swirling at 165 miles-per-hour in the background. Paige Berdomas, a 32-year-old from Johnstown, and Bryce Shelton, 23, are storm chasers who travel around the country looking for tornados.

The WGAL News 8 Storm Team has designated Tuesday as an Impact Day, meaning the weather could disrupt your normal daily schedule or routine.