000 
FTUS42 KCHS 311727
TAFCHS
TAF
KCHS 311730Z 311818 18010KT P6SM SCT017 SCT035
      TEMPO 1822 BKN017
     FM0000 19004KT P6SM SKC
      TEMPO 0204 3SM BR
     FM0400 21004KT 2SM BR SKC
      BECMG 0506 1/2SM FG SCT005
     FM1300 22008KT 3SM BR SCT035
      BECMG 1316 22015G25KT P6SM NSW=