FTPQ31 PGUM 171729
TAFGSN
TAF
PGSN 171729Z 1718/1818 09010G16KT P6SM VCSH SCT020 SCT040 BKN120
      TEMPO 1718/1722 11016G22KT 4SM SHRA SCT012 BKN020
     FM172200 12014G22KT P6SM VCSH SCT020 BKN130=