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What is the heat index and how hot is too hot to exercise?
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 ...
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What is heat index and how it can cause illnesses
News Storm Team Meteorologist Chris Bouzakis has a look at what the heat index is and how it can cause heat-related illnesses ...
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Extreme heat warning issued through tonight as brutal triple-digit heat index continues
Jacksonville is under an extreme heat warning until 7 p.m., with temperatures expected to climb into the hundreds and a feels ...
Heat index vs. wet bulb globe temperature: What's better for heat wave safety?
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 ...
Dangerous heat prompts NWS to issue extreme heat warnings in Florida. Heat index could hit 115
Jacksonville, North, Northeast Florida: Dangerous heat today, with heat index of 108 to 115. Extreme heat warning and heat ...
As heat index nears 115, know the difference between heat exhaustion and heat stroke
Knowing the difference between heat exhaustion and heat stroke could be the key to saving someone’s life. Here’s what you ...
Heat index warnings can save lives on dangerously hot days − if people understand what they mean
You’ve probably heard people say, “It’s not the heat, it’s the humidity.” There’s a lot of truth to that phrase, and it’s ...
All but one Florida county under heat advisory. Will weekend see cooler weather or rain?
Don't expect Florida temperatures to drop dramatically. Highs are forecast to range from the upper 80s into the low to mid 90s by the end of the weekend and into early next week before heading back up ...