FVXX20 KWBC 130825 VOLCANIC ASH ADVISORY ISSUED: 2002AUG13/0825Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/394 . INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL FORECAST WINDS. SIGMET FROM GUAYAQUIL. GEOPHYSICAL INSTITUTE. ERUPTION DETAILS: ASH EMISSION TO FL200. . OBS ASH DATE/TIME: 13/0744Z. . OBS ASH CLOUD: ASH NOT IDENTIFIABLE IN SATELLITE DATA. WINDS FL100/FL200 MOVING W 10-15 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: ASH CAN NOT BE DETECTED IN SATELLITE IMAGERY THROUGH 13/0745Z DUE TO LOW AND MID LEVEL CLOUDS OBSCURING THE VIEW OF THE VOLCANO. THE GEOPHYSICAL INSTITUTE REPORTED ASH OVER SUMMIT AT 0744Z TO FL200 MOVING WEST....BROWN. . NEXT ADVISORY: NO FURTHER ADVISORIES. . NNNN