Research Article

Statistical Downscaling of ERA-Interim Forecast Precipitation Data in Complex Terrain Using LASSO Algorithm

Table 1

Predictors from ERA-Interim forecast dataset. All variables are aggregated from 3-hourly to daily averages.

PredictorDescription

P_ERAERA-Interim precipitation (mm)
MSLPMean sea-level pressure (hPa)
TCWTotal column water (mm)
U_1010-meter wind component (m s−1)
V_1010-meter wind component (m s−1)
WS_10Wind speed (m s−1)
FG_1010-meter wind gust (m s−1)
LSPLarge-scale precipitation (mm)
H_850Geopotential height at 850 hPa (m)
H_700Geopotential height at 700 hPa (m)
H_500Geopotential height at 500 hPa (m)
T_850Temperature at 850 hPa (°C)
T_700Temperature at 700 hPa (°C)
T_500 Temperature at 500 hPa (°C)
RH_850Relative humidity at 850 hPa (%)
RH_700Relative humidity at 700 hPa (%)
RH_500Relative humidity at 500 hPa (%)
SH_850Specific humidity at 850 hPa (g kg−1)
SH_700Specific humidity at 700 hPa (g kg−1)
SH_500Specific humidity at 500 hPa (g kg−1)