FTUS80 KWBC 180918 AAA
TAF AMD
KBOS 180915Z 1809/1912 07004KT P6SM SCT250
     FM181200 09007KT P6SM SCT250
     FM181800 11012KT P6SM SCT250
     FM182300 17008KT P6SM SCT250
     FM190200 21008KT P6SM SCT250 WS020/24035KT=