Research Article

Statistical Downscaling of Temperature with the Random Forest Model

Table 1

NCEP reanalysis predictors.

NumberPredictorDescription

1mslpMean sea level pressure
2p_fSurface airflow strength
3p_uSurface zonal velocity
4p_vSurface meridional velocity
5p_zSurface vorticity
6p_thSurface wind direction
7p_zhSurface divergence
8p5_f500 hPa airflow strength
9p5_u500 hPa zonal velocity
10p5_v500 hPa meridional velocity
11p5_z500 hPa vorticity
12p5th500 hPa wind direction
13p5zh500 hPa divergence
14p8_f850 hPa airflow strength
15p8_u850 hPa zonal velocity
16p8_v850 hPa meridional velocity
17p8_z850 hPa vorticity
18p8th850 hPa wind direction
19p8zh850 hPa divergence
20p500500 hPa geopotential height
21p850850 hPa geopotential height
22r500500 hPa relative humidity
23r850850 hPa relative humidity
24rhumSurface relative humidity
25shumSurface-specific humidity
26tempMean temperature at 2 m height