FVXX20 KWBC 082015 VOLCANIC ASH ADVISORY ISSUED: 2002JUL08/2015Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/321 . INFORMATION SOURCE: GOES-8 IMAGERY. GUAYAQUIL MWO SIGMET. AVN MODEL WINDS. . ERUPTION DETAILS: ASH OBSERVED AT 08/1954Z . OBS ASH DATE/TIME: 08/1945Z . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. SFC/180 S0128W07826 MOVING SOUTH 5-10 KNOTS . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: ASH REPORTED AT 1954Z BY AIRCRAFT OBS RELAYED THROUGH SIGMET 01 VALID UNTIL 08/2300Z. ANALYST: HUGHES. . NEXT ADVISORY: WILL BE ISSUED BY 2002JUL09/0200Z. . NNNN