Statistical Analysis of Relationship between Daytime Lidar-Derived Planetary Boundary Layer Height and Relevant Atmospheric Variables in the Semiarid Region in Northwest China

Table 2

Statistical correlations between the averages of atmospheric variables and boundary layer height during 10:00 and 18:00 BJT (: surface air temperature; : surface temperature; H: sensible heat flux; RH: surface relative humidity; P: atmospheric pressure; , , , and : upward long wave and short wave radiation and downward long wave and short wave radiation, resp.; : net radiation; r: Pearson correlation coefficient).

Variables	r
H
RH
P	−0.25
	−0.04

Significant correlation at the 0.05 significance level.
Significant correlation at the 0.01 significance level.