FTCN37 CWAO 050800 TAF CZBF 050840Z 0509/0521 VRB03KT P6SM FEW040 SCT120 FM051600 27006KT P6SM BKN040 BKN200 TEMPO 0518/0521 P6SM SHRA RMK FCST BASED ON AUTO OBS. NXT FCST BY 051400Z= TAF CYHZ 050840Z 0509/0606 19008KT P6SM BKN050 BKN220 FM051500 21012KT P6SM SCT020 BKN030 BKN200 TEMPO 0515/0518 OVC015 FM051800 21012KT P6SM OVC012 FM060200 21008KT P6SM OVC008 RMK NXT FCST BY 051200Z=