FTUS80 KWBC 050921 AAA TAF AMD KSEA 050918Z 0509/0612 04006KT P6SM SCT004 OVC040 TEMPO 0509/0510 5SM BR OVC003 FM051200 04006KT P6SM SCT006 BKN011 OVC020 FM051600 04006KT P6SM SCT015 BKN025 FM051900 35006KT P6SM BKN050 FM052300 35006KT P6SM BKN200 FM060600 12006KT P6SM BKN200= KSFO 050920Z 0509/0612 21008KT P6SM FEW030 BKN050 FM051000 15006KT P6SM VCSH SCT030 OVC050 FM052000 18008KT P6SM FEW030 OVC050 FM052300 21010G15KT P6SM BKN050 FM060500 16006KT P6SM FEW025 BKN100=