Another day, another heat advisory. The heat index will peak between 105-110 degrees. Unlike last week we have a daily chance ...

TONIGHT: Mostly clear with patchy fog developing in low lying areas. Lows in the mid-upper 60s. TOMORROW: Mostly sunny and ...

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 ...

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

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