An expert has tips on how to stay cool during the extreme heat in Pittsburgh. Heat is the leading weather-related cause of ...

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

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.

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 ...

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

A heat dome occurs when a large area of high pressure in the upper atmosphere acts as a reservoir, trapping heat and humidity ...

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.

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