000 FTUS41 KBUF 181606 AAD TAFIAG TAF AMD KIAG 181606Z 1816/1912 22008KT P6SM SCT020 BKN035 FM182000 23010KT P6SM BKN035 FM190000 21008KT P6SM SCT100 FM190400 15004KT P6SM BKN100=