KOPF 301720Z 3018/3118 26010KT P6SM VCTS SCT015CB BKN050 
  TEMPO 3020/3024 VRB15G25KT 3SM TSRA BKN025CB 
  FM310100 VRB04KT P6SM FEW030 SCT050 
  FM311600 30008KT P6SM VCTS SCT030CB BKN050