FTCN22 CWAO 160500 RRA TAF CYSF 160555Z 1606/1618 05008KT 6SM -RASN OVC015 TEMPO 1606/1608 4SM -SN BR OVC010 FM160800 05008KT 3SM -SN VV020 TEMPO 1609/1612 1SM -SN VV010 FM161200 05008KT 3/4SM -SN VV006 TEMPO 1612/1618 2SM -SN VV015 RMK FCST BASED ON AUTO OBS. NXT FCST BY 161200Z=