000 FTUS41 KBOX 171720 TAFBDL TAF KBDL 171720Z 1718/1824 16007KT P6SM BKN060 FM172300 18008KT P6SM VCSH OVC050 FM180400 14006KT P6SM -SHRA OVC030 FM180600 11007KT P6SM -SHRA OVC015 FM181000 07008KT P6SM -SHRA OVC020 FM181500 08009KT P6SM VCSH OVC035=