FVXX20 KNES 161440
VOLCANIC ASH ADVISORY
ISSUED: 2005JUL16/1439Z   VAAC: WASHINGTON

VOLCANO: ANATAHAN 0804-20
LOCATION: N1621E14540   AREA: MARIANA.ISLANDS

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/550

INFORMATION SOURCE: GFS MODEL WINDS. RADIOSONDE.
GOES-9. USGS. 

ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS 

OBS ASH DATE/TIME: 16/1402Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE
DATA. WINDS SFC/FL100 MOVING TO N 5-10 KNOTS.
FL120/FL320 MOVING TO SW 5-15 KNOTS. FL330/FL360
MOVING TO S 15 KNOTS.

FCST ASH CLOUD +6H: 16/2000Z NOT AVBL.

FCST ASH CLOUD +12H: 17/0200Z NOT AVBL.

FCST ASH CLOUD +18H: 17/0800Z NOT AVBL.

REMARKS: THE USGS REPORTED TWO STRONG SEISMIC
EVENTS AT 1145Z AND 1350Z.  ALTHOUGH NO ASH COULD
BE DETECTED IN SATELLITE IMAGERY THROUGH 1402Z DUE
TO EXTENSIVE CLOUD COVER THE USGS NOTED THAT
SEISMIC EVENTS OF THIS MAGNITUDE AT ANATAHAN IN
THE PAST HAVE GENERATED ASH CLOUDS OVER FL300.  
...TURK

NEXT ADVISORY: WILL BE ISSUED BY 2005JUL16/2045Z

NNNN