FVXX20 KNES 232151
VOLCANIC ASH ADVISORY
ISSUED: 2005MAY23/2151Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/317

INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. 

ERUPTION DETAILS: CONTINUOUS LOW LEVEL EMISSIONS

OBS ASH DATE/TIME: 23/3102Z

OBS ASH CLOUD: SFC/FL060 25NM WIDE LINE BETWEEN
N1620E14537 - N1546E14234. ASH IS MOVING W 10-15
KNOTS. SFC/FL060 N1601E14231 - N1456E14347 -
N1327E14216 - N1242E13959 - N1523E13959 -
N1601E14231 MOVING SW 10-15 KNOTS. 

FCST ASH CLOUD +6H: 24/0300Z  SFC/FL060 25NM WIDE
LINE BETWEEN N1619E14540 - N1507E14130. 

FCST ASH CLOUD +12H: 24/0900Z  SFC/FL060 25NM WIDE
LINE BETWEEN N1617E14538 - N1408E14047. 

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: A NARROW PLUME CAN BE SEEN IN BOTH
VISIBLE AND MULTISPECTRAL IMAGERY.  A BROADER AREA
 OF ASH AND VOG CAN ALSO BE SEEN FURTHER SOUTH AND
WEST IN MULTISPECTRAL IMAGERY.  THIS AREA IS
EXPECTED TO DISSIPATE OR BECOME MOSTLY VOG WITHIN
THE NEXT 6 HOURS. ...

NEXT ADVISORY: WILL BE ISSUED BY 2005MAY24/0345Z

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