FVXX20 KWBC 081945 VOLCANIC ASH ADVISORY ISSUED: 2002NOV08/1945Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M). . ADVISORY NUMBER: 2002/510 . INFORMATION SOURCE: GOES-8 IMAGERY. GUAYAQUIL SIGMET. GFS MODEL WINDS FORECAST. . ERUPTION DETAILS: ASH EMISSION AT 08/1500Z . OBS ASH DATE/TIME: 08/1715Z . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL230 MOVING NW 10-15 KNOTS. . FCST ASH CLOUD +6H: SEE SIGMETS . REMARKS: AIRCRAFT OBSERVATION OF ASH AT 08/1500Z TO FL230 MOVING NW. CLOUDS COVER THE REGION MAKING IT DIFFICULT TO DETECT ASH FROM SATELLITE IMAGERY....KARST . NEXT ADVISORY: WILL BE ISSUED BY 2002NOV09/0200Z. . NNNN