FVXX20 KNES 100841
VOLCANIC ASH ADVISORY
ISSUED: 2005APR10/0840Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/138

INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. 

ERUPTION DETAILS: CONTINUOUS EMISSIONS

OBS ASH DATE/TIME: 10/0725Z

OBS ASH CLOUD: SFC/FL090 N1657E14013 - N1634E14510
- N1625E14539 - N1617E14538 - N1554E14518 -
N1519E13915 - N1657E14013 MOVING W 15 KNOTS. 

FCST ASH CLOUD +6H: 10/1300Z SFC/FL090 N1658E14012
- N1634E14510 - N1619E14540 - N1553E14517 -
N1517E13914 - N1658E14012 

FCST ASH CLOUD +12H: 10/1900Z SFC/FL090
N1709E14006 - N1637E14507 - N1620E14539 -
N1559E14527 - N1532E13906 - N1709E14006 

FCST ASH CLOUD +18H: 

REMARKS: A MIX OF ASH/STEAM/GASES BELOW ABOUT
FL090 CONTINUES TO EXTEND FROM THE VOLCANO TOWARD
THE WEST.  THE WESTERN BOUNDARY OF THE ASH IS VERY
UNCERTAIN SINCE IT BECOMES DIFFICULT TO DETERMINE
WHERE THE ASH ENDS AMIDST THE HAZE. UNLESS A NEW
HIGHER ASH EMISSION OCCURS LITTLE CHANGE IN ASH
PLUME DIRECTION IS EXPECTED DURING THE NEXT 12
HOURS.   ...

NEXT ADVISORY: WILL BE ISSUED BY 2005APR10/1445Z

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