Tens of millions of people across the Midwest and Mid-Atlantic are under heat alerts Monday as a dangerous heat wave that ...

Allegheny County will activate a code red heat advisory beginning Sunday, June 22, through Wednesday, June 25, due to extreme ...

Tens of millions of people across the Midwest and East endured dangerously high temperatures again on Sunday as a rare June ...

Tens of millions of people across the Midwest and East endured dangerously hot temperatures again on Sunday as a sprawling ...

Temperatures will soar to the 90s the next several days, with the humidity making it feel more like 100 plus degrees.

Severe weather is possible Tuesday and Wednesday, along with the extreme heat warning in western Pennsylvania.

PITTSBURGH — Thousands of people are without electricity as an extreme heat wave hits Southwestern Pennsylvania.

Widespread 90s, and a few 100s, will bake much of the eastern two-thirds of the country in a dangerous heat wave. Here are ...

Pittsburgh faces a severe heat wave with possible record temperatures; the National Weather Service issues warnings.