Pittsburgh prepares for extreme heat with temperatures potentially breaking records and a heat advisory in effect.

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

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

No rain or storms this weekend! A big and dominant area of high pressure is building in over western PA. This will keep storm chances away for days. Enjoy the sunshine. Temperatures will tick higher ...

Pittsburgh faces Extreme Heat Warning with index values above 100F, and a potential for record highs and severe weather.

Two baseball players taken ill in the heat as sweltering weather intensifies across the US - Cincinnati Reds shortstop Elly ...

A massive heat dome enveloping much of the central and eastern U.S. this week will lead to levels of heat and humidity not seen in June in many years, warn AccuWeather meteorologists. High ...

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