FVXX20 KWBC 171645 VOLCANIC ASH ADVISORY ISSUED: 2002JUN17/1645Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/286 . INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST. GUAYAQUIL MWO SIGMET. GEOPHYSICAL INSTITUTE. . ERUPTION DETAILS: EXHALATION AT 17/1556Z. . OBS ASH DATE/TIME: 17/1556Z. . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL240 MOVING W 15 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: RECENT GUAYAQUIL MWO SIGMET INDICATES EXHALATION OF ASH AT 1556Z TO FL240. ASH CANNOT BE SEEN IN SATELLITE IMAGERY THROUGH 17/1615Z DUE TO WEATHER CLOUDS...GALLINA . NEXT ADVISORY: WILL BE ISSUED BY 2002JUN17/2245Z. . NNNN