000 FTUS41 KBOX 170520 TAFBDL TAF KBDL 170520Z 1706/1812 01003KT P6SM SKC FM171700 18007KT P6SM BKN050 FM180000 18007KT P6SM VCSH OVC050 FM180200 17006KT P6SM -SHRA OVC030 FM180400 15006KT 6SM -SHRA BR OVC015 FM181100 06008KT P6SM VCSH OVC015=