000 FTUS41 KBUF 201738 TAFART TAF KART 201738Z 2018/2118 23013G25KT P6SM OVC070 FM201900 25018G27KT P6SM BKN050 FM210000 25013G22KT P6SM FEW200 FM210300 27010G17KT P6SM SKC FM211400 25013G20KT P6SM SCT110 FM211700 24016G24KT P6SM SCT100=