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

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 ...

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 11:48 p.m. on Sunday valid from Monday 11 a.m. until Tuesday 9 p.m.

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 ...

On Sunday at 1:18 p.m. the NWS Greenville-Spartanburg SC released a heat advisory valid for Monday between noon and 8 p.m.

All of Florida will be under heat advisories Monday, July 21, as a heat dome spreads from the Ohio and Mississippi valleys.

Hot and dry conditions thorugh the first half of this week will bring the first 100-degree day of 2025 to many areas.

A 'Blue Bloods' Star Is Joining Donnie Wahlberg for His New Spin-Off Study reveals primary cause of obesity — and it's not ...

The chances for a scattered area of showers and thunderstorms to develop into something more increased overnight, but remain ...

A heat advisory is again in place for the Tampa Bay area on Monday before tropical downpours return in the coming days.

Orlando faces a Heat Advisory with indices up to 112°F, with subsequent relief from potential storms and a cooling trend ...