FTCN24 CWAO 161800 AAC TAF AMD CYYL 162300Z 1623/1707 08012G22KT 1SM -SN BR BKN008 OVC015 TEMPO 1623/1704 6SM -SNRA SCT008 OVC020 BECMG 1702/1704 06012KT FM170400 06012KT 3/4SM -SN VV008 TEMPO 1704/1707 3SM -SN OVC012 RMK FCST BASED ON AUTO OBS. NXT FCST BY 170100Z=