FVXX20 KWBC 032030 VOLCANIC ASH ADVISORY ISSUED: 2002JUL03/2030Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/310 . INFORMATION SOURCE: GUAYAQUIL MWO AIRCRAFT REPORT GOES8 IMAGERY AVN WINDS FORECAST. . ERUPTION DETAILS: EXHALATION AT 03/1550Z AND 03/1933Z . OBS ASH DATE/TIME: 03/1933Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/230 MOVING SW 10 TO 15 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: GUAYAQUIL MWO INDICATES THAT LOCAL AIRCRAFT REPORT ASH TO FL230. ASH CANNOT BE SEEN IN SATELLITE IMAGERY THROUGH 03/1945Z DUE TO EXTENSIVE CLOUDS IN THE AREA. . NEXT ADVISORY: WILL BE ISSUED BY 2002JUL04/0230Z. . NNNN