FVXX20 KNES 250645
VOLCANIC ASH ADVISORY
ISSUED: 2005APR25/0644Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/200

INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. 

ERUPTION DETAILS: LOW LEVEL ASH EMISSIONS

OBS ASH DATE/TIME: 25/0602Z

OBS ASH CLOUD: SFC/FL090 N1818E14302 - N1619E14535
- N1608E14347 - N1743E14221 - N1818E14302 MOVING W
15 KNOTS. 

FCST ASH CLOUD +6H: 25/1200Z SFC/FL090 N1817E14249
- N1650E14435 - N1620E14539 - N1558E14358 -
N1728E14211 - N1817E14249 

FCST ASH CLOUD +12H: 25/1800Z SFC/FL090
N1752E14241 - N1619E14541 - N1601E14326 -
N1654E14208 - N1752E14241 

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: SATELLITE IMAGERY SHOWS AN ASH PLUME
EXTENDING FROM THE VOLCANO TOWARD THE WEST AND THE
NORTHWEST.  THE PLUME FANS OUT FROM THE SUMMIT AND
IS THEREFORE  CONSIDERABLY WIDER FAR FROM THE
SUMMIT.  RELATIVELY LITTLE CHANGE IN ASH DIRECTION
IS FORECAST THROUGH 12 HOURS...ONLY A VERY
SLIGHTLY MORE WESTERLY AND LESS NORTHERLY
DIRECTION.   ...

NEXT ADVISORY: WILL BE ISSUED BY 2005APR25/1245Z

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