At 2:08 p.m. on Monday, the National Weather Service released a heat advisory in effect until Tuesday at 9 p.m. for ...

The National Weather Service issued a heat advisory at 11:32 a.m. on Monday valid for Tuesday between 10 a.m. and 7 p.m. for ...

A heat advisory has been issued for Miami-Dade and Broward counties for Monday and will be in effect noon to 6 p.m. South ...

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

On Monday at 12:56 a.m. the NWS Greenville-Spartanburg SC issued an updated heat advisory valid between noon and 8 p.m. The ...

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

Heat index values will climb into the lower 100s and topping off Tuesday close to 106°. The storms firing up are driven by ...

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 ...

The National Weather Service office in Mobile, Alabama, issued a heat advisory in Escambia, Santa Rosa and Okaloosa counties between 10 a.m. and 7 p.m. Monday. Heat index values are forecast to reach ...

How low should you set your thermostat for as record-breaking heat sweeps over the country? Here's what experts and other ...

The National Weather Service has issued a heat advisory today to include the cities of East Naples, Bonita Shores, Naples, ...

Today is a WDSU First Warning Weather Impact Day because of a Heat Advisory for portions of Southeast Louisiana. Highs reach ...