A large heat wave is expected to impact a significant portion of the country this week, with local temperatures climbing into the mid-90s.

A brutal heat wave across the eastern United States trapped millions of people in sweltering air this week with record-high ...

A dangerous, record-breaking heat wave will spread over the eastern United States and is expected to last several days. Extreme heat warnings have been issued in Illinois, Minnesota, Massachusetts, ...

The first heat wave of summer could bring punishing humidity and triple-digit temperatures to many states east of the Rocky ...

Extreme heat will move east by later next week A heat wave will bring high temperatures across most of the United States beginning June 20.

Click here for the latest article detailing the impending heat wave across the central and eastern United States: A large bubble of heat will drift slowly across the United States into next week ...

Tens of millions of people across the Midwest and East are enduring another sweltering day of dangerously hot temperatures as a sprawling June heat wave grips much of the U.S.

This week is delivering the hottest temperatures of the year so far to much of the eastern United States.

MADISON, Wis. (AP) — Tens of millions of people across the Midwest and East endured dangerously hot temperatures again on Sunday as a rare June heat wave that gripped much of the U.S. was ...

Sunday marked the second straight day of extreme heat across the Midwest and East Coast.