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.
| Predictor | Description |
| P_ERA | ERA-Interim precipitation (mm) | MSLP | Mean sea-level pressure (hPa) | TCW | Total column water (mm) | U_10 | 10-meter wind component (m s−1) | V_10 | 10-meter wind component (m s−1) | WS_10 | Wind speed (m s−1) | FG_10 | 10-meter wind gust (m s−1) | LSP | Large-scale precipitation (mm) | H_850 | Geopotential height at 850 hPa (m) | H_700 | Geopotential height at 700 hPa (m) | H_500 | Geopotential height at 500 hPa (m) | T_850 | Temperature at 850 hPa (°C) | T_700 | Temperature at 700 hPa (°C) | T_500 | Temperature at 500 hPa (°C) | RH_850 | Relative humidity at 850 hPa (%) | RH_700 | Relative humidity at 700 hPa (%) | RH_500 | Relative humidity at 500 hPa (%) | SH_850 | Specific humidity at 850 hPa (g kg−1) | SH_700 | Specific humidity at 700 hPa (g kg−1) | SH_500 | Specific humidity at 500 hPa (g kg−1) |
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