000 FTUS45 KVEF 170520 TAFLAS TAF KLAS 170520Z 1706/1812 20007KT P6SM FEW250 FM171400 VRB05KT P6SM SKC FM172100 23011G18KT P6SM BKN250 FM180200 22010KT P6SM FEW120 BKN250=