000 FTUS45 KCYS 172320 TAFRWL TAF KRWL 172320Z 1800/1824 32020G30KT 6SM -RA OVC050 FM180200 33015G25KT P6SM OVC045 FM180400 36015KT P6SM OVC040 FM180600 02010KT P6SM OVC027 FM181200 04006KT P6SM OVC035=