FVXX20 KNES 030742
VOLCANIC ASH ADVISORY
ISSUED: 2005SEP03/0741Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/755

INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. 

ERUPTION DETAILS: CONTINUOUS EMISSION OF ASH AND
GASES

OBS ASH DATE/TIME: 03/0625Z

OBS ASH CLOUD: SFC/FL100 5NM WIDE LINE BETWEEN
N1623E14420 - N1618E14541. ASH IS MOVING W 10
KNOTS. 

FCST ASH CLOUD +6H: 03/1230Z SFC/FL100 5NM WIDE
LINE BETWEEN N1618E14542 - N1559E14417. 

FCST ASH CLOUD +12H: 03/1830Z SFC/FL100 5NM WIDE
LINE BETWEEN N1618E14543 - N1527E14358. 

FCST ASH CLOUD +18H: 04/0030Z SFC/FL100 5NM WIDE
LINE BETWEEN N1618E14543 - N1505E14346. 

REMARKS: A NARROW FAINT PLUME EXTENDS WEST OFF THE
ISLAND AROUND 65 NM BEFORE BEING OBSCURED BY HIGH
LEVEL CLOUDS FROM TYPHOON NABI.  THE WINDS
FORECAST WILL MOVE ASH SLIGHTLY MORE SOUTHWESTERLY
OVER THE PERIOD.  HEIGHT IS ESTIMATED BASED ON
DIRECTION.  ...SWANSON

NEXT ADVISORY: WILL BE ISSUED BY 2005SEP03/1345Z

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