FVXX20 KNES 300959
VOLCANIC ASH ADVISORY
ISSUED: 2005MAY30/0959Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/343

INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. 

ERUPTION DETAILS: CONTINUOUS EMISSION OF ASH AND
GASES

OBS ASH DATE/TIME: 30/0902Z

OBS ASH CLOUD: SFC/FL140 35NM WIDE LINE BETWEEN
N1859E14210 - N1744E14242 - N1619E14541. ASH IS
MOVING NW 15 KNOTS. 

FCST ASH CLOUD +6H: 30/1500Z SFC/FL140 35NM WIDE
LINE BETWEEN N1949E14300 - N1817E14302 -
N1619E14541. 

FCST ASH CLOUD +12H: 30/2100Z SFC/FL140 35NM WIDE
LINE BETWEEN N1907E14225 - N1614E14545. 

FCST ASH CLOUD +18H: 31/0300Z SFC/FL140 35NM WIDE
LINE BETWEEN N1941E14101 - N1813E14151 -
N1613E14547. 

REMARKS: THE EMISSION FROM THE VOLCANO HAS BECOME
A LITTLE LESS DENSE.  THERE ARE ALSO SOME
SCATTERED HIGH LEVEL CLOUDS OVER THE AREA.  THE
PRECIOUS AREA NORTH OF 20N HAS DISSIPATED INTO
VOG.    ...SWANSON

NEXT ADVISORY: WILL BE ISSUED BY 2005MAY30/1600Z

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