The National Weather Service called the warm and above-average temperatures coming in behind the system "the first ...

By the weekend, large swaths of Britain are expected to tip into an official heat wave, with temperatures surging well above ...

Heat is the number one killer -- and it’s heading to the most densely populated part of America for a prolonged period.

The first major U.S. heat wave of the year starts on Friday. It brings dangerously high temperatures and is expected to last ...

The first significant heat wave of the summer is taking aim at a huge chunk of the United States later this week, and ...

STATEN ISLAND, N.Y. — After weeks of predominantly chilly and wet weather, New York City will finally see some summer heat.

A heat wave is in the forecast for eastern Nebraska this weekend, with the heat index predicted to reach triple digits.

A wild stretch of weather is expected to engulf the NYC area in the coming days, bringing a mixed bag of heavy rain, ...

NWS issues severe weather forecast for Washington D.C., with thunderstorms and high heat index warnings for the coming days.

Damaging winds, some hail and a few tornadoes are possible in Louisville. Skies will clear this weekend, but a strong heat ...