FVXX20 KNES 070708
VOLCANIC ASH ADVISORY
ISSUED: 2005AUG07/0708Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/642

INFORMATION SOURCE: GFS MODEL WINDS. RADIOSONDE.
GOES-9. 

ERUPTION DETAILS: ONGOING ASH EMISSIONS

OBS ASH DATE/TIME: 07/0625Z

OBS ASH CLOUD: SFC/FL180 N1642E14340 - N1638E14500
- N1625E14540 - N1614E14537 - N1612E14349 -
N1642E14340 MOVING W 10-15 KNOTS. 

FCST ASH CLOUD +6H: 07/1230Z SFC/FL180 N1645E14337
- N1643E14456 - N1625E14538 - N1614E14539 -
N1614E14338 - N1645E14337 

FCST ASH CLOUD +12H: 07/1830Z SFC/FL180
N1707E14336 - N1645E14453 - N1623E14539 -
N1614E14540 - N1634E14336 - N1707E14336 

FCST ASH CLOUD +18H: 08/0030Z SFC/FL180
N1709E14335 - N1647E14453 - N1622E14539 -
N1614E14539 - N1637E14335 - N1709E14335 

REMARKS: SATELLITE IMAGERY AT 07/0625Z SHOWS A
PLUME OF ASH MOVING WEST FROM THE SUMMIT AT 10-15
KNOTS.  DURING THE PAST 6 HOURS CLOUDS HAVE MADE
IT DIFFICULT TO SEE THE FULL EXTENT OF THE ASH
PLUME.  THE LASTEST FORECAST THROUGH 18 HOURS
INDICATES THE PLUME SHOULD CONTINUE TO MOVE
TOWARDS THE WEST. ...KIBLER

NEXT ADVISORY: WILL BE ISSUED BY 2005AUG07/1315Z

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