FVXX20 KWBC 131321 VOLCANIC ASH ADVISORY ISSUED: 2003SEP13/1330Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/239 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: CONTINUING EMISSIONS OBS ASH DATE/TIME: 13/1245Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/260 MOVING SW 15 TO 20 KNOTS. FCST ASH CLOUD+6H: SEE SIGMETS. REMARKS: NO ASH COULD BE DETECTED IN SATELLITE IMAGERY THROUGH 1245Z DUE TO BROKEN CLOUDS IN THE VICINITY OF THE VOLCANO. THE LAST INDICATION OF ASH WAS FROM A PILOT REPORT ON 12/2140Z. TURK NEXT ADVISORY: WILL BE ISSUED BY 2003SEP13/1930Z. NNNN