FVXX21 KNES 291556 VOLCANIC ASH ADVISORY ISSUED: 2005MAR29/1556Z VAAC: WASHINGTON VOLCANO: COLIMA 1401-04 LOCATION: N1931W10337 AREA: MEXICO SUMMIT ELEVATION: 12631 FT (3850 M) ADVISORY NUMBER: 2005/164 INFORMATION SOURCE: NOT AVBL ERUPTION DETAILS: NOT AVBL OBS ASH DATE/TIME: /Z OBS ASH CLOUD: NOT AVBL FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: WE HAVE RECEIVED INFORMATION SUGGESTING A POSSIBLE ASH EMISSION. WE WILL GATHER FURTHER INFORMATION AND ISSUE A FULL ADVISORY AS SOON AS POSSIBLE. NEXT ADVISORY: AS SOON AS POSSIBLE NNNN