FTCN31 CWAO 050800
TAF CYVR 050840Z 0509/0612 09007KT P6SM SKC
    FM051000 10005KT P6SM SCT120 BKN220
     BECMG 0517/0519 28010KT
    FM060400 09005KT P6SM FEW120
    RMK NXT FCST BY 051200Z=