FVXX20 KNES 181939 VOLCANIC ASH ADVISORY ISSUED: 2006MAR18/1939Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 1402-03 LOCATION: N1445 W09133 AREA: GUATEMALA SUMMIT ELEVATION: 12375 FT (3772 M) ADVISORY NUMBER: 2006/057 INFORMATION SOURCE: GOES-12. ERUPTION DETAILS: PLUME OBSERVED 18/1315Z OBS ASH DATE/TIME: 18/1915Z OBS ASH CLOUD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: THE FAINT PLUME AND SEVERAL SMALL PUFFS OF GASES AND ASH HAVE DISSIPATED IN IMAGERY. THERE HAVE BEEN NO OTHER REPORTS OF ASH. ...SWANSON NEXT ADVISORY: NO FURTHER ADVISORIES NNNN