FVXX20 KWBC 022130 VOLCANIC ASH ADVISORY ISSUED: 2002JUN02/2130Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/255 . INFORMATION SOURCE: GEOPHYSICAL INSTITUTE. GOES-8 IMAGERY. AVN MODEL WINDS FORECAST. . ERUPTION DETAILS: ASH OBSERVED AT 02/2021Z . OBS ASH DATE/TIME: 02/2045Z . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/300 MOVING W 20-30 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: THE GEOPHYSICAL INSTITUTE REPORTS ASH AT 2021Z BETWEEN FL165/300. SATELLITE IMAGERY THROUGH 02/2045Z SHOWS CLOUDS OVER THE AREA THUS MAKING DETECTION OF ASH DIFFICULT....WALTER . NEXT ADVISORY: WILL BE ISSUED BY 2002JUNE03/0330Z. . NNNN