A warmer atmosphere can hold more moisture, making storms capable of unleashing huge amounts of rain over land. Studies have ...

Storms are expected to bring flash flooding, heavy winds and a tornado risk to the Philly region on Thursday, July 31, 2025.

Thursday's storms dropped several inches of rain across the Delaware Valley. Here's how much rain fell in your area.

A tornado warning for parts of South Jersey expired as heavy storms moved through the Delaware Valley, leading to severe thunderstorm and flash flood warnings for the entire CBS News Philadelphia ...

Big changes are on the way for the Delaware Valley as the extreme heat gives way to potential severe weather and much cooler ...

An extreme heat warning remains in effect across the Philadelphia region Friday as heat index values soar above 105 degrees, ...