FTAW31 KWBC 181224 AAA
TAF AMD
TAF AMD LTAC 181222Z 1812/1912 VRB02KT 9999 SCT030
      BECMG 1818/1821 CAVOK
      BECMG 1900/1903 4000 BR SCT012 PROB40
      TEMPO 1903/1907 1000 BCFG BKN002
      BECMG 1907/1909 9999 NSW=