FVXX20 KWBC 121300 VOLCANIC ASH ADVISORY ISSUED: 2002FEB12/1300Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M). . ADVISORY NUMBER: 2002/062 . INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST. GUAYAQUIL MWO SIGMET . ERUPTION DETAILS: ASH OBSERVED AT 12/1235Z . OBS ASH DATE/TIME: 12/1245Z. . OBS ASH CLOUD: SFC/FL240 MOVING W 10 KNOTS ASH NOT IDENTIFIABLE FROM SATELLITE DATA. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: ASH IS OBSERVED OVER THE VOLCANO BY AIRCRAFT BUT IS NOT IDENTIFIABLE FROM SATELLITE IMAGERY....KARST. . NEXT ADVISORY: WILL BE ISSUED BY 2002FEB12/1900Z . NNNN