000 FTUS44 KHGX 170520 TAFIAH TAF KIAH 170520Z 1706/1812 16006KT P6SM BKN014 OVC021 FM170700 18007KT P6SM BKN008 FM171400 16006KT P6SM BKN015 OVC020 FM171900 14011KT P6SM BKN045 FM180200 14008KT P6SM BKN018 FM180800 17007KT P6SM OVC009=