FVXX20 KNES 172350
VOLCANIC ASH ADVISORY
ISSUED: 2005AUG17/2349Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/688

INFORMATION SOURCE: HONOLULU MWO. GFS MODEL WINDS.
PILOT REPORT. GOES-9. 

ERUPTION DETAILS: ONGOING ASH EMISSIONS

OBS ASH DATE/TIME: 17/2249Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE
DATA. WINDS SFC/FL120 MOVING TO N 5-10 KNOTS.
FL120/FL200 MOVING TO NE 10 KNOTS.

FCST ASH CLOUD +6H: 18/0500Z 

FCST ASH CLOUD +12H: 18/1100Z 

FCST ASH CLOUD +18H: 18/1700Z 

REMARKS: ASH CAN NOT BE SEEN IN SATELLITE IMAGERY
DUE TO CLOUDS.  A PILOT REPORTED ASH TO FL200
DRIFTING SLOWLY TO THE SOUTH.  MODEL WINDS AT THAT
HEIGHT ARE LESS THAN 10 KNOTS. ...

NEXT ADVISORY: WILL BE ISSUED BY 2005AUG18/0545Z

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