000 FTUS44 KMRX 180158 AAA TAFCHA TAF AMD KCHA 180158Z 1802/1824 00000KT P6SM BKN040 BKN250 FM180700 00000KT 3SM BR OVC007 TEMPO 1809/1813 1SM BR BKN003 FM181400 18003KT 5SM BR BKN012 FM181600 18005KT P6SM FEW250=