Orlando anticipates extreme heat with indices reaching 107 degrees, frequent lightning, and possible robust thunderstorms.

The agency said that "dangerously hot conditions," with afternoon temperatures up to 117 degrees would be possible in the ...

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

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

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 ...

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 ...

Cruising past a cornfield, you may not realize just how much moisture enters our atmosphere surrounding an area of farmland.