FTUS80 KWBC 181409 TAF TAF PWAK 181400Z 1814/1920 16009KT 9999 FEW020 SCT030 QNH2981INS BECMG 1910/1911 09010KT 9999 FEW025 QNH2980INS TX30/1903Z TN28/1816Z=