The heat index is a measure of how hot it really feels on your body when relative humidity is factored in with the actual air ...

Humidity doesn’t just make you feel sticky and uncomfortable – it also creates extra dangerous conditions on hot days.

Knowing the difference between heat exhaustion and heat stroke could be the key to saving someone’s life. Here’s what you ...

If you are living in one of many areas of the U.S. currently experiencing a heat wave, your outdoor thermometer may say it's ...

The advisory is in effect until 7 p.m. tonight for all of South Florida except coastal Collier and mainland Monroe counties.

The hot weather continues in Brevard with a 'major' heat risk as heat index climbs to triple digits. Any relief in sight?

Jacksonville, North, Northeast Florida: Dangerous heat today, with heat index of 108 to 115. Extreme heat warning and heat ...

Jacksonville is under an extreme heat warning until 7 p.m., with temperatures expected to climb into the hundreds and a feels ...

On the heels of the hottest day in Tampa history, 100 degrees on Sunday, Tampa International Airport (the official reporting ...

Central Florida is under a heat advisory on Friday, with temperatures expected to reach a heat index of 104 to 109 degrees.

NWS issues a heat advisory for parts of Oklahoma and northern Texas, citing heat index values up to 110 degrees.