553 
FTUS42 KCHS 171633 AAB
TAFCHS
TAF AMD
KCHS 171633Z 1717/1812 14006KT P6SM VCSH SCT020 BKN050
     FM172000 20005KT P6SM SCT020 BKN060
      TEMPO 1721/1724 6SM -TSRA SCT020 BKN050CB
     FM180300 23004KT P6SM SCT015 SCT030=