FTCN36 CWAO 181100 RRA
TAF CYFB 181141Z 1812/1912 07015G25KT P6SM SCT020 BKN040 TEMPO
     1812/1814 3SM -SN BKN020 PROB40 1812/1814 2SM -SHSN
    FM181400 07012KT P6SM SCT020 BKN030 TEMPO 1814/1821 3SM -SN
     BKN020
    FM182100 07012KT P6SM SCT020 BKN030 TEMPO 1821/1912 5SM -SN
     BKN020
    RMK NXT FCST BY 181800Z=