FVXX20 KWBC 071855 VOLCANIC ASH ADVISORY ISSUED: 2002JUN07/1855Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/263 . INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST. GUAYAQUIL MWO SIGMET. GEOPHYSICAL INSTITUTE. . ERUPTION DETAILS: EXHALATION AT 07/1045Z . OBS ASH DATE/TIME: 07/1658Z . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING WEST 10-15 KNOTS. FL210/FL280 MOVING W 20-25 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: THE GEOPHYSICAL INSTITUTE REPORTED VOLCANIC ASH FL165/270 MOVING WEST AT 1658Z. ASH CANNOT BE SEEN IN SATELLITE IMAGERY AT 07/1815Z DUE TO EXTENSIVE WEATHER CLOUDS...BROWN . NEXT ADVISORY: WILL BE ISSUED BY 2002JUNE08/0100Z . NNNN