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

With "feels like" temperatures expected to be in the triple digits on Monday, the National Weather Service has issued a heat ...

Miami faces a sweltering day with a heat index possibly reaching 110 degrees; relief may come with midweek rain.

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

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

NWS issued a heat advisory for northeast and north central Florida and southeast Georgia, with heat indexes potentially ...

NWS expects the heat value to go up to 110 degrees. The organization warns that hot temperatures, coupled with humidity, may ...

Forget about any worries of tropical weather today. Instead pay attention to the heat: temperatures in Jacksonville could ...

The Treasure Coast is under a heat advisory and many areas at “major heat risk” with heat index values expected to reach up ...

The National Weather Service issued a heat advisory for South Carolina Monday. Heat index values may reach 108 with highs in ...