FTNT31 KWBC 210721 TAF TAF BIRK 210719Z 2109/2209 19010KT 9999 -SHRA SCT025 BKN035 TX09/2115Z TN05/2203Z PROB40 TEMPO 2109/2209 SHRA BKN012CB TEMPO 2109/2121 19015G25KT=