643 FTUS44 KLCH 060520 TAFLFT TAF KLFT 060520Z 0606/0706 VRB03KT P6SM BKN100 FM061500 25008KT P6SM VCTS SCT025CB BKN040 PROB30 0615/0621 4SM TSRA OVC025CB FM062100 22010KT P6SM VCTS SCT025CB BKN040 FM070200 21004KT P6SM VCSH SCT030 BKN080=