While Sunday may start with clouds, it will eventually clear out but highs top out in the mid-60s. With that said, however, ...

The National Weather Service has issued a Severe Thunderstorm Watch in effect until 10 pm EDT this evening for the following ...

As storms continue to roll through western Pennsylvania Tuesday evening, Pittsburgh's Action News 4 is on the road showing ...

Supercells are the mightiest of the thunderstorms. They can roll for hours while maintaining tornadoes and damaging hail.