FTUS80 KWBC 030857 AAA TAF AMD KCVG 030856Z 0309/0412 VRB03KT P6SM OVC023 FM031200 13004KT 5SM -SN OVC015 FM031400 11004KT 1SM -SN OVC008 TEMPO 0316/0320 1/2SM SN OVC005 FM032000 03005KT 1SM -SN BR OVC005 FM032200 02005KT 4SM BR OVC008 FM040200 02005KT P6SM OVC015 FM040900 03005KT P6SM BKN022= KPDX 030854Z 0309/0406 VRB02KT 3SM BCFG SCT003 FM031500 10006KT P6SM SCT150=