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

Heat advisories are in place from Monday to Wednesday across the Northeast, the National Weather Service said.

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

The National Weather Service issued heat advisories for a large swath of the East Coast from central Florida to Virginia ...

The National Hurricane Center is tracking four tropical waves. Sweltering temps continue for Florida, heat advisories are in ...

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

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

Minneapolis faces oppressive heat and severe thunderstorms, with the NWS issuing an Extreme Heat Warning and predicting ...

It's always hot in the summer in the U.S. Southeast, but even by the standards of Florida and the Carolinas, the steamy heat ...

Sunday, Monday and Tuesday are First Alert 6 Weather Days for heat index values up to 110°-115°! Stay hydrated, get out early ...

The National Weather Service is warning of extreme heat and high UV index values today, with a high of 97 degrees and a heat ...

Millions of Americans across almost a dozen states were instructed to stay out of the sun and limit outdoor activities, as ...