Meteorologists warned that the oppressive heat wave is part of a larger system impacting much of the Southeast and Midwest.

Mostly sunny, hot and very humid with an isolated afternoon shower or thunderstorm possible. High 91 TONIGHT: Increasing ...

Miami Valley residents are working to stay cool as a heatwave sweeps across the region. A heat advisory has been issued for ...

Moving south, Port St. Lucie, Naples and Cape Coral could see highs of 91, while Palm Beach was forecast for 87 degrees. Miami and Fort Lauderdale were forecast, respectively, for highs of 88 and 91 ...

The NEXT Weather team is tracking a 50-60% chance of scattered showers and storms in the afternoon on Tuesday, favoring ...

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

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 ...

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

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

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