Variable ID
              HEAT
          Variable Type
              Derived
          Variable Category
              Air Temperature
          Standard Units
              degrees Celsius (°C)
          Description
              Not measured, but computed from the 1.5 meter air temperature and relative humidity. The heat index is used to provide information about possible heat stress on the human body.
Sensors
          RM Young 41342 Platinum RTD Probe (for Air Temperature)
          Vaisala HMP155 (for Relative Humidity)