FVXX20 KWBC 130100 VOLCANIC ASH ADVISORY ISSUED: 2002MAR13/0100Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M). . ADVISORY NUMBER: 2002/145 . INFORMATION SOURCE: GOES-8 IMAGERY. GUAYAQUIL MWO SIGMETS. . ERUPTION DETAILS: ASH OBSERVED AT 11/1110Z AND 11/1200Z. . OBS ASH DATE/TIME: NIL . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: ASH IS NOT SEEN IN SATELLITE IMAGERY THROUGH 13/0045Z....WALTER. . NEXT ADVISORY: NO FURTHER ADVISORIES. . NNNN