788 
FTUS41 KBOX 170537
TAFBOS
TAF
KBOS 170537Z 1706/1812 28012G22KT P6SM FEW080
     FM180200 23009KT P6SM OVC060
     FM180400 22007KT 6SM -RA BR OVC025
     FM180600 10007KT 1SM -RASN BR OVC008
     FM181100 06010G19KT 2SM -RASN BR OVC008=