FTUS80 KWBC 122218 AAA TAF AMD KGRR 122217Z 1222/1318 22007KT 1 1/2SM -SHSN BKN017 FM122300 22007KT P6SM -SHSN BKN023 FM130300 25009KT 3SM -SN OVC013 FM130700 27011G20KT P6SM OVC015 PROB30 1307/1312 4SM -SN=