Severe storms ripped through the Pittsburgh area on Tuesday evening, leaving a path of destruction in their wake.

The technical name for such a long-lived storm complex in meteorology is called a "mesoscale convective system," or "MCS." ...

At least four people were killed in Pennsylvania on Tuesday and hundreds of thousands of customers were without power after ...

Officials are reporting at least three deaths amid a storm system that downed trees and power lines and left more than half a ...

You can expect a break between storm systems today. It will be sunny, calm and comfortable for those cleaning up storm damage ...