000 FTUS42 KKEY 181721 TAFMTH TAF KMTH 181721Z 1818/1918 22007KT P6SM SCT080 FM190000 30007KT P6SM FEW020 FM190600 33008KT P6SM VCSH SCT020 BKN050 FM190900 35013G22KT P6SM VCSH SCT015 BKN035 FM191200 35012KT P6SM BKN050=