FVXX20 KNES 132230
VOLCANIC ASH ADVISORY
ISSUED: 2005AUG13/2229Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/671

INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. 

ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS

OBS ASH DATE/TIME: 13/2102Z

OBS ASH CLOUD: SFC/FL065 14NM WIDE LINE BETWEEN
N1630E14530 - N1620E14538. ASH IS MOVING NW 5
KNOTS. 

FCST ASH CLOUD +6H: 14/0300Z SFC/FL065 14NM WIDE
LINE BETWEEN N1635E14552 - N1621E14541. 

FCST ASH CLOUD +12H: 14/0900Z SFC/FL065 14NM WIDE
LINE BETWEEN N1638E14553 - N1623E14541. 

FCST ASH CLOUD +18H: 14/1500Z SFC/FL065 14NM WIDE
LINE BETWEEN N1638E14554 - N1623E14543. 

REMARKS: FIRST VISIBLE IMAGES SHOWED A POSSIBLE
PLUME EXTENDING ONLY 15 NMI TO THE NORTHWEST OF
THE VOLCANO.  A MUCH LARGER AREA OF VOG WAS NOTED
BETWEEN N15E148 AND N20E136.  THE ASH CLOUD
PREVIOUSLY ESTIMATED TO FL200 TO THE SOUTH OF
ANATAHAN IS NO LONGER DISCERNIBLE IN SATELLITE
IMAGERY. ...TURK

NEXT ADVISORY: WILL BE ISSUED BY 2005AUG14/0430Z

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