FTUS80 KWBC 031633 AAA TAF AMD KPDX 031629Z 0316/0412 VRB03KT 1/4SM FG OVC002 FM031730 VRB03KT 1SM BR SCT002 BKN250 FM031900 10006KT P6SM BKN250 FM040900 11004KT 6SM BCFG SCT005=