000 FTUS41 KBUF 171700 TAFROC TAF KROC 171724Z 1718/1818 31012G18KT P6SM FEW050 FM172100 28014KT P6SM VCTS BKN050CB FM180200 VRB04KT P6SM VCSH BKN050 FM180600 VRB04KT P6SM BKN050 FM181500 05007KT P6SM SCT050=