FVXX20 KWBC 192000 VOLCANIC ASH ADVISORY ISSUED: 2002SEP19/2000Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/444 . INFORMATION SOURCE: GOES-8 IMAGERY. GUAYAQUIL MWO SIGMET. GEOPHYSICAL INSTITUTE. ERUPTION DETAILS: CONTINUOUS ASH OBSERVATIONS. OBS ASH DATE/TIME: 19/1915Z. . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL220 MOVING W 10-15 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: THE GEOPHYSICAL INSTITUTE OBSERVED ASH OVER THE VOLCANO AT 1345Z TO FL220. CLOUDINESS OVER THE REGION MAKES IT DIFFICULT TO DETECT ASH IN SATELLITE IMAGERY. . NEXT ADVISORY: WILL BE ISSUED BY 2002SEP20/0200Z. . NNNN