KROC 161728Z 1618/1718 05004KT P6SM FEW050 SCT250 
  FM170000 14004KT P6SM FEW250 
  PROB30 1712/1715 4SM TSRA OVC035CB 
  FM171500 28008KT P6SM OVC040 
  PROB30 1715/1717 4SM TSRA OVC025CB 
  FM171700 32010KT P6SM BKN025 
  PROB30 1717/1718 4SM TSRA OVC015CB