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.

An intense heat wave threatens millions of people across the Southeast with temperatures reaching 115 degrees through midweek ...

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 ...

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

Orlando heat wave triggers Heat Advisory with temperatures reaching mid to upper 90's and heat index up to 110°F.

The National Weather Service in Paducah has extended its dangerous heat warning, now forecasting extreme heat conditions to last through at least Wednesday. The updated advisory urges residents across ...

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.

Heat advisories were in effect for a large portion of the East Coast from central Florida to Virginia through much of the ...

As a weeks-long heat wave threatens more than 200 million in the U.S., a tropical system is brewing in the Gulf, possibly ...

The heat will be most severe along and southeast of the I-99/US-220 corridor, where heat index values are likely to exceed ...