Utility providers across the Midwest and East reported tens of thousands of power outages due to this week’s heat wave.

More than 150 million Americans are under the highest-level extreme heat alerts during a wave of above-average temperatures.

The rare June heat wave broke about 20 records on Sunday and is expected to break more on Monday. According to The Weather ...

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

An extremely dangerous heat wave is predicted to hit the Midwest and the East Coast on Monday and Tuesday, with the National ...

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 are enduring another sweltering day of dangerously hot temperatures as ...

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

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

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

An intense and nearly historic weather pattern is cooking much of America under a dangerous heat dome this week with ...