FVXX21 KNES 061851 VOLCANIC ASH ADVISORY ISSUED: 2004NOV06/1851Z VAAC: WASHINGTON VOLCANO: ST. HELENS 1201-05 LOCATION: N4612W12211 AREA: US-WASHINGTON SUMMIT ELEVATION: 8363 FT (2549 M) ADVISORY NUMBER: 2004/33 INFORMATION SOURCE: GFS MODEL WINDS. AWC. GOES-10. USGS. ERUPTION DETAILS: MINOR ASH EMMISION AROUT 1620Z OBS ASH DATE/TIME: NIL OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: OBSERVATORY REPORTS THAT A STEAM PLUME IS RISING PASSIVELY AND DRIFTING OVER THE CRATER RIM. SEISMICITY REMAINS AT A LOW LEVEL. ...BALDWIN NEXT ADVISORY: NO FURTHER ADVISORIES NNNN