FVXX20 KWBC 261800 VOLCANIC ASH ADVISORY ISSUED: 2002MAR26/1800Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S07826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M). . ADVISORY NUMBER: 2002/184 . INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST. . ERUPTION DETAILS: SPORADIC EMISSIONS OF GASES AND ASH SINCE 25/2305Z. . OBS ASH DATE/TIME: 26/1115Z. . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/200 MOVING W 10-15 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: ASH CANNOT BE SEEN IN SATELLITE IMAGERY THROUGH 1715Z DUE TO WEATHER CLOUDS. . NEXT ADVISORY: WILL BE ISSUED BY 2002MAR27/0000Z. . NNNN