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

Exposure to extreme heat is risky for children, the elderly, people working outdoors and those with certain health conditions ...

(Des Moines) The National Weather Service has issued an Extreme Heat Watch for the entire state of Iowa, in effect from ...

Extreme temperatures and humidity from a heat dome will pose health risks to millions across the U.S., experts say.

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, ...

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 ...

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

Potentially dangerous heat will take hold in York County starting this weekend. Meteorologist David Martin, of the National Weather Service in State College, said high temperatures in the 90s could ...