199 
FTUS41 KBOX 301722
TAFBOS
TAF
KBOS 301722Z 3018/3124 10005KT P6SM FEW050
     FM302200 13005KT P6SM SKC
     FM310000 20003KT P6SM FEW250
     FM310700 23006KT P6SM FEW250
     FM311800 25009KT P6SM FEW200
     FM312200 23006KT P6SM BKN150=