000 FTUS44 KMRX 172339 TAFCHA TAF KCHA 172339Z 1800/1824 17006KT P6SM BKN013 OVC019 FM180700 00000KT 3SM BR OVC007 TEMPO 1809/1813 1SM BR BKN003 FM181400 18003KT 5SM BR BKN012 FM181600 18005KT P6SM FEW250=