508 FTUS41 KBOX 041740 TAFBOS TAF KBOS 041740Z 0418/0524 13012G25KT P6SM BKN030 FM042000 14020G30KT P6SM VCSH OVC030 WS020/14050KT FM042300 16027G42KT P6SM -SHRA OVC025 WS020/14060KT FM050200 20024G32KT P6SM BKN025 WS020/18045KT FM050400 20015G25KT P6SM SCT035 FM050900 23008KT P6SM FEW100 FM051500 24010G20KT P6SM SCT050=