Heat exhaustion is strongly related to the heat index, which is a measurement of how hot you feel when the effects of relative humidity and air temperature are combined. A relative humidity of 60% or more hampers sweat evaporation, which hinders your body's ability to cool itself.
Statistics (2015) Jacksonville International Airport (IATA: JAX, ICAO: KJAX, FAA LID: JAX) is a civil-military public airport 13 miles (21 km) north of downtown Jacksonville, in Duval County, Florida. It is owned and operated by the Jacksonville Aviation Authority.
Jacksonville Work and Study. If youâre looking for a city where there is plenty of opportunity for education, work, and play, Jacksonville has all three! Within the city limits, there are campuses for Jacksonville University, University of North Florida, Jacksonville State University and Edward Waters College.enters looking for a career in Jacksonville may consider a position at one of the major employers in the city, including the Naval Air Station Jacksonville, Duval County Public Schools, Baptist Health and Bank of America Merrill Lynch.