FVXX20 KWBC 280650 VOLCANIC ASH ADVISORY ISSUED: 2004JAN28/0700Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/100 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL FORECAST. ERUPTION DETAILS: ASH AND GAS EMISSIONS OBS ASH DATE/TIME: 28/0615Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/220 MOVING TO SW 10-20 KNOTS. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: NO ASH OR HOTSPOTS CAN BE SEEN IN SATELLITE IMAGERY THROUGH 28/0615Z. THE MOST RECENT ASH OBSERVATION WAS BY SATELLITE AT 27/1300Z WHEN A NARROW ASH PLUME EXTENDED FROM THE SUMMIT TOWARD THE SOUTHWEST. NEXT ADVISORY: WILL BE ISSUED BY 2004JAN28/1300Z. NNNN