FVXX20 KWBC 061900 VOLCANIC ASH ADVISORY ISSUED: 2002JUL06/1900Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/318 . INFORMATION SOURCE: GOES 8 IMAGERY. AVN WINDS FORECAST. GUAYAQUIL MWO SIGMET. . ERUPTION DETAILS: AIRCRAFT OBSERVATION OF ASH AT 06/1245Z . OBS ASH DATE/TIME: NIL OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: NO ASH WAS DETECTED IN SATELLITE IMAGERY THROUGH 1815Z. . NEXT ADVISORY: NO FURTHER ADVISORIES. . NNNN