FVXX20 KWBC 091310 VOLCANIC ASH ADVISORY ISSUED: 2002MAR09/1310Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M). . ADVISORY NUMBER: 2002/131 . INFORMATION SOURCE: GOES-8 IMAGERY. GUAYAQUIL MWO SIGMET. AVN MODEL WINDS FORECAST. . ERUPTION DETAILS: ASH OBSERVED AT 09/1220Z. . OBS ASH DATE/TIME: 09/1220Z . OBS ASH CLOUD: WINDS SFC/FL250 W AROUND 10 KNOTS. ASH NOT IDENTIFIABLE FROM SATELLITE DATA. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: A PILOT REPORT REFERENCED IN THE SIGMET REPORTED VOLCANIC ASH TO FL210 MOVING WEST. DUE TO MULTIPLY LAYERS OF CLOUD OVER THE REGION ASH CAN NOT BE DETECTED IN IMAGERY THROUGH 09/1245Z. . NEXT ADVISORY: WILL BE ISSUED BY 2002MAR09/1910Z. . NNNN