FVXX20 KWBC 161510 VOLCANIC ASH ADVISORY ISSUED: 2002MAR16/1510Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S07826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M). . ADVISORY NUMBER: 2002/150 . INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST. GUAYAQUIL MWO SIGMET . ERUPTION DETAILS: ONGOING ASH EMISSIONS. . OBS ASH DATE/TIME: 16/1412Z . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING W 10 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: GEOPHYSICAL INSTITUTE OBSERVED ASH AT 1412Z BUT DENSE CLOUD COVER PREVENTS DETECTION OF ASH IN SATELLITE IMAGERY THROUGH 16/1415Z. NO HEIGHT SPECIFIED IN INSTITUTES OBSERVATION BUT RECENT ASH EMISSIONS HAVE BEEN AROUND FL200. . NEXT ADVISORY: NO FURTHER ADVISORIES. . NNNN