A flash flood warning was issued by the National Weather Service for the following: Berks, until 8:15 p.m., Chester, Delaware and Montgomery counties, until 9:45 p.m. and Bucks, until 10 p.m. Tuesday.

The Calgary Stampede is in full swing but be weather aware, because a thunderstorm outlook is hinting at the chance of severe ...

Heat lightning – it’s a term we’ve all heard before whether it be from our childhood on those warm, humid summer nights, or something you may still refer to today. But ...

KCRG TV9 First Alert Storm Team's Justin Roberts has a muggy forecast with shower and thunderstorm chances throughout your Tuesday.

As of 7:50 p.m. Tuesday, at least 11 flights have been diverted from the Denver International Airport to the Colorado Springs ...