ABC News Meteorologist Somara Theodore reports on the life-threatening heat wave with more that 130 million Americans under ...

Sunday will top out in the upper 90s across the Front Range. The record for the day is 98 degrees, set back in 1964. Monday ...

Much of the U.S. is under extreme heat warnings or advisories while New York, Philadelphia and Washington could feel like 100 degrees or more.

After an unsettled weekend, dry, hot, humid conditions will persist through Tuesday, before rain and cooler temperatures ...

The heat index could reach more than 100 degrees on Monday and Tuesday, according to the National Weather Service.

Nashville's NWS issues a Heat Advisory warning of extreme temperatures and high humidity until Wednesday evening.

In many areas of the state, extreme heat warnings have already been issued for the upcoming weekend. Here's what to know.

As dangerous highs continue in central North Carolina, and heat index temperatures climb past 110 degrees all weekend, the ...

A double whammy of wildfire smoke blowing into the city and an incoming heat wave has made the city's air dangerous for ...

The National Weather Service has issued severe thunderstorm warnings for New York City and parts of the Hudson Valley, New ...