code: def land_temp_prob(self, tlow, thigh):
          
          temp_diff = 4  # degrees
          return (thigh + temp_diff - self.tirs1) / (thigh + 4 - (tlow - 4))
docs: Temperature-based probability of cloud over land
          Equation 14 (Zhu and Woodcock, 2012)
          Parameters
          ----------
          tirs1: ndarray
          tlow: float
              Low (17.5 percentile) temperature of land
          thigh: float
              High (82.5 percentile) temperature of land
          Output
          ------
          ndarray :
              probability of cloud over land based on temperature