000 FTUS46 KMTR 172321 TAFOAK TAF KOAK 172321Z 1800/1906 28011KT P6SM BKN250 FM180400 28004KT P6SM SCT200 TEMPO 1812/1816 SCT015 BKN025 FM181600 15004KT P6SM SCT025 BKN200 FM181800 27010KT P6SM BKN200=