FTPQ31 PGUM 161738 TAFGWT TAF PGWT 161738Z 1618/1718 04010KT P6SM VCSH SCT017 SCT045 FM170800 04014G20KT P6SM VCSH SCT020 BKN045 PROB30 1710/1716 VRB20G30KT 4SM SHRA BKN020 FM171600 07020G30KT P6SM VCSH SCT015 BKN035 TEMPO 1716/1718 4SM SHRA SCT010 BKN020 AMD NOT SKED=