FVXX21 KWBC 271830 VOLCANIC ASH ADVISORY ISSUED: 2004JAN27/1835Z VAAC: WASHINGTON VOLCANO: SANGAY 1502-09 LOCATION: S0202W07820 AREA: ECUADOR SUMMIT ELEVATION: 17159 FT (5230 M) ADVISORY NUMBER: 2004/006 INFORMATION SOURCE: GOES 12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: ONGOING EMISSIONS OBS ASH DATE/TIME: 27/1745Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: THE PLUME SEEN EARLIER THIS MORNING COULD NOT BE DETECTED IN SATELLITE IMAGERY AT 1745Z. BROWN NEXT ADVISORY: NO FURTHER ADVISORIES. NNNN