The National Weather Service already has issued extreme heat warnings, watches and advisories across a swath of the Midwest ...

EDT the National Weather Service released a heat advisory valid for Wednesday between 2 p.m. EDT and 8 p.m. EDT for Cass and ...

The heat index considers the actual temperature and amount of moisture in the air using the dew point or relative humidity.

A heat advisory was released by the National Weather Service on Monday at 12:23 a.m. valid between 10 a.m. and 6 p.m. for ...

The National Weather Service released a heat advisory at 10:42 p.m. on Monday in effect until Tuesday at 9 p.m. for Blount, ...

The National Weather Service office in Mobile, Alabama, issued a heat advisory in Escambia, Santa Rosa and Okaloosa counties ...

The National Weather Service says heat indices as high as 114 are possible in Panama City and issued an advisory. Meanwhile ...

Nashville faces a heat advisory with heat index values up to 109 degrees, urging caution and the use of air conditioning.

Heat will remain the major story again on Tuesday as Acadiana continues to bake. A Heat Advisory has been issued for all of ...

A heat advisory for Florida's Treasure Coast is in effect from noon through 6 p.m., with heat index values from 109 to 112 ...

Our hot July continues today with another heat advisory and mostly sunny skies. A few spotty showers and storms may cool us a ...