FVXX20 KWBC 260644 VOLCANIC ASH ADVISORY ISSUED: 2003SEP26/0700Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/287 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: SERIES OF EMISSIONS STARTING AT 21/2345Z OBS ASH DATE/TIME: 26/0615Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/220 MOVING W 10-15 KNOTS. FCST ASH CLOUD+6H: SEE SIGMETS. REMARKS: NO ASH WAS DETECTED IN SATELLITE IMAGERY AT 0615Z. NEXT ADVISORY: WILL BE ISSUED BY 2003SEP26/1300Z. NNNN