FVXX20 KWBC 021546 VOLCANIC ASH ADVISORY ISSUED: 2003OCT02/1600Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/313 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. GUAYAQUIL MWO SIGMET. GEOPHYSICAL INSTITUTE. ERUPTION DETAILS: SERIES OF EMISSIONS STARTING AT 21/2345Z OBS ASH DATE/TIME: 02/1515Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/190 MOVING NW 5-10 KNOTS. WINDS FL190/260 MOVING N 5-10 KNOTS. FCST ASH CLOUD+6H: SEE SIGMETS AND VAFTAD. REMARKS: THE GEOPHYSICAL INSTITUTE REPORTED ASH OVER THE VOLCANO AT 1241Z. STRONG HOT SPOT ACTIVITY WAS NOTED BETWEEN 1015Z AND 1215Z. CURRENT CLOUDINESS AROUND THE VOLCANO MAKES IT DIFFICULT TO DETECT ANY ASH IN SATELLITE IMAGERY THROUGH 02/1515Z. NEXT ADVISORY: WILL BE ISSUED BY 2003OCT02/2200Z. NNNN