Station Predictand Predictors* Tepi Temperature max ncepp_thaf Nceptempaf         Temperature min ncepp_vaf ncepp_zaf Ncepp850af Nceps850af.dat     Rainfall Ncepp8zhaf Nceps850af         MezanTeferi Temperature max ncepp_thaf Ncepp8_uaf Ncepp8thaf Nceptempaf     Temperature min ncepp_vaf Ncepp500af Nceps850af Nceptempaf     Rainfall ncepp_zaf Ncepp5thaf Ncepp8zhaf       DembiDollo Temperature max ncepp_thaf Ncepp5_zaf Nceptempaf       Temperature min Ncepp8_faf Ncepp850af         Rainfall Ncepp8_uaf Nceptempaf         Yubdo Temperature max ncepp_thaf Ncepp5_zaf Ncepp8thaf Nceptempaf     Temperature min ncepp_vaf Ncepp500af Nceps850af Nceptempaf     Rainfall ncepp_zaf Ncepp5thaf Ncepp8zhaf Nceps850af     Mettu Temperature max Ncepp5_zaf Ncepp8thaf Ncepp8zhaf Nceptempaf     Temperature min ncepp_thaf Ncepp5_zaf Ncepp8thaf Nceptempaf     Rainfall ncepmslpaf Ncepp5thaf Nceps850af       Bure Temperature max ncepp_zaf ncepp_thaf Ncepp5thaf Ncepp8thaf Nceptempaf   Temperature min ncepp_uaf Ncepp5thaf Nceptempaf       Rainfall ncepp_thaf Ncepp5thaf Ncepshumaf       Begi Temperature max ncepp_thaf Ncepp5_zaf Nceptempaf       Temperature min ncepp_vaf Ncepp500af         Rainfall ncepp_zaf Ncepp5_zaf         Hurmu Temperature max             Temperature min             Rainfall Ncrpp8zhaf nceptempaf         Chora Temperature max ncepp_thaf Nceptempaf         Temperature min Ncepp8_faf Nceps850af Nceptempaf       Rainfall ncepp_zaf Ncepp_zhaf         Gimbi Temperature max ncepp_thaf Ncepp8thaf Nceptempaf       Temperature min ncepp_vaf ncepp_thaf Nceptempaf       Rainfall ncepp_faf Ncepp8zhaf         Gore Temperature max ncepp_faf ncepp_thaf ncepp_zhaf Ncepp5thaf Ncepp8thaf Nceptempaf Temperature min Ncepp5thaf Ncepp8thaf Nceptempaf       Rainfall ncepp_zaf ncepp_zhaf Nceps500af       Masha Temperature max ncepp_faf Ncepp5_vaf Ncepp8thaf Nceptempaf     Temperature min ncepp_zaf Ncepp5_uaf Ncepp8_vaf Nceptempaf     Rainfall Ncepp8zhaf Nceps850af

Description of each predictor variables indicated in Table 2*

Predictors Description Predictors Description ncepp_faf.dat 10_WS Ncepp5zhaf.dat 5_Di ncepp_vaf.dat 10_MWC Ncepp8_faf.dat 8_WD ncepp_zaf.dat 10_Vor Ncepp8_uaf.dat 8_ZWD ncepp_thaf.dat 10_WD Ncepp8_vaf.dat 8_MWC ncepp_zhaf.dat 10_Di Ncepp850af.dat 8_Gp Ncepp5_zaf.dat 5_WD Ncepp8thaf.dat 8_WD Ncepp5_uaf.dat 5_ZWC Ncepp8zhaf.dat 8_Di Ncepp5_vaf.dat 5_MWC Nceps500af.dat 5_SH Ncepp5_zaf.dat 5_Vor Nceps850af.dat 8_SH Ncepp500af.dat 5_Gp Ncepshumaf.dat 10_SH Ncepp5thaf.dat 5_WD Nceptempaf.dat Temperature @ 2m Where: WS= wind speed; MWC= Meridional wind component; Vor=vorticity; Wd=wind direction; Di=divergence; ZWC= zonal wind component; Gp= Geoptential; SH=Specific humidity; 10_=1000hpa; 8_=850hpa; 5_=500hpa

Table 2: Predictors selected for model calibration at different station.