FVXX20 KNES 082216 VOLCANIC ASH ADVISORY ISSUED: 2005JUL08/2215Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA.ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2005/516 INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. ERUPTION DETAILS: ONGOING ASH EMISSIONS OBS ASH DATE/TIME: 08/2102Z OBS ASH CLOUD: SFC/FL120 25NM WIDE LINE BETWEEN N1723E13942 - N1550E14154 - N1617E14537. ASH IS MOVING W 15-20 KNOTS. FCST ASH CLOUD +6H: 09/0300Z SFC/FL120 25NM WIDE LINE BETWEEN N1720E13813 - N1522E14116 - N1619E14538. FCST ASH CLOUD +12H: 09/1500Z SFC/120 25NM WIDE LINE BETWEEN N1653E13653 - N1501E14027 - N1615E14543. FCST ASH CLOUD +18H: NOT AVBL REMARKS: A PLUME EXTENDS ABOUT 350 NMI WEST OF THE VOLCANO. THIS PLUME IS PARTLY OBSCURED BY CLOUDS. SATELLITE IMAGERY SHOWED A PLUME EXTENDING APPROXIMATELY 300 NMI TO THE WEST OF THE SUMMIT AT 1502Z. ... NEXT ADVISORY: WILL BE ISSUED BY 2005JUL09/0415Z NNNN