000 FTUS41 KBOX 172321 TAFBAF TAF KBAF 172321Z 1800/1824 17008KT P6SM VCSH OVC060 FM180400 14006KT P6SM -SHRA OVC030 FM181000 06007KT P6SM VCSH OVC020 FM181400 07007KT P6SM VCSH OVC035=