000 FTUS46 KMTR 172321 TAFSFO TAF KSFO 172321Z 1800/1906 29014KT P6SM SCT250 FM180400 28005KT P6SM BKN200 TEMPO 1813/1816 SCT015 BKN025 FM181600 04005KT P6SM SCT025 SCT200 FM182100 28012KT P6SM SCT200=