FTAU31 KWBC 200515 TAF TAF AMD YBBN 200513Z 2006/2112 05010KT 9999 -SHRA SCT025 FM201200 34005KT 9999 NSW SCT020 FM201600 22005KT 9999 FEW018 BECMG 2100/2102 02014KT 9999 FEW030 PROB30 2018/2023 0500 FG=