000 FTUS42 KCAE 170531 TAFCUB TAF KCUB 170531Z 1706/1806 00000KT P6SM BKN250 FM171400 20006KT P6SM BKN250 FM171700 20010G18KT P6SM BKN150 FM180000 20005KT P6SM SCT080 OVC150=