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 ...

News Storm Team Meteorologist Chris Bouzakis has a look at what the heat index is and how it can cause heat-related illnesses ...

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 ...

Get ready for another scorcher across Central Florida today! Highs will climb into the mid-90s, but it could feel more like ...

An extreme heat warning and an extreme heat watch were issued by the National Weather Service in Jacksonville for July 28 and ...

Tampa reached another milestone on Tuesday afternoon, reaching an all-time record heat index of 119° at around 2:30 p.m.

Knoxville bracing for high heat index of 101 degrees, limited visibility due to fog, and potential thunderstorms; slight ...

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

The National Weather Service issued a Heat Advisory for west central Florida due to heat index values up to 109 degrees, ...

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

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