FVXX20 KWBC 250135 VOLCANIC ASH ADVISORY ISSUED: 2002APR25/0200Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S07826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/222 . INFORMATION SOURCE: GOES-8 IMAGERY. GEOPHYSICAL INSTITUTE. AVN MODEL WINDS FORECAST. . ERUPTION DETAILS: EXHALATION AT 24/1315Z . OBS ASH DATE/TIME: NIL . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. . FCST ASH CLOUD+6H: SEE VAFTAD. . REMARKS: BEFORE WEATHER CLOUDS MOVED IN...ASH WAS TOO THIN TO BE DETECTED IN SATELLITE IMAGERY....GALLINA . NEXT ADVISORY: NO FURTHER ADVISORIES. . NNNN