FVXX20 KWBC 182019 VOLCANIC ASH ADVISORY ISSUED: 2004JAN18/2030Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/062 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST ERUPTION DETAILS: GAS AND ASH EMISSIONS. OBS ASH DATE/TIME: 18/1945Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FORM SATELLITE DATA. WINDS FL100/200 MOVING TO S 5-10 KNOTS. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: THE PLUME OBSERVED EARLIER IN VISIBLE IMAGERY HAS DISSIPATED. THE VOLCANO REMAINS ACTIVE AND WE WILL CONTINUE TO MONITOR THE IMAGERY AND SEND UPDATES AS NEEDED. NEXT ADVISORY: WILL BE ISSUED BY 2004JAN19/0230Z NNNN