Slow-moving thunderstorms dropped record rainfall across much of southern Oklahoma and northern Texas Wednesday, triggering ...

Officials are reporting at least three deaths amid a storm system that downed trees and power lines and left more than half a million customers in the dark across Pennsylvania, Ohio and neighboring ...

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 ...

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

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