TAF KBOS 160821Z 1608/1712 18011KT P6SM FEW070 SCT150 
  FM161100 16009KT P6SM VCSH OVC040 
  FM161300 17012G20KT 3SM SHRA BR OVC010 
  TEMPO 1615/1619 OVC008 
  FM161900 19012G26KT P6SM -DZ OVC005 
  FM162300 24012G20KT 3SM +SHRA BR OVC008 
  FM170300 27013KT P6SM -SHRA BKN015 OVC060 
  FM170600 30014G25KT P6SM BKN060