FVXX20 KNES 051458
VOLCANIC ASH ADVISORY
ISSUED: 2005JUN05/1457Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/369

INFORMATION SOURCE: RADIOSONDE. GOES-9. 

ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS

OBS ASH DATE/TIME: 05/1402Z

OBS ASH CLOUD: SFC/FL050 30NM WIDE LINE BETWEEN
N1830E14350 - N1628E14539. ASH IS MOVING NW 15-20
KNOTS. SFC/FL120 N1613E14448 - N1601E14540 -
N1417E14437 - N1505E14355 - N1613E14448 MOVING SW
15-20 KNOTS. SFC/FL260 11NM WIDE LINE BETWEEN
N1638E14549 - N1626E14540. ASH IS MOVING NE 10-15
KNOTS. 

FCST ASH CLOUD +6H: 05/2000Z  SFC/FL050 30NM WIDE
LINE BETWEEN N1829E14351 - N1623E14538. SFC/FL120
N1623E14432 - N1601E14530 - N1418E14427 -
N1509E14346 - N1623E14432 SFC/FL260 11NM WIDE LINE
BETWEEN N1653E14557 - N1626E14541. 

FCST ASH CLOUD +12H: 06/0200Z  SFC/FL050 30NM WIDE
LINE BETWEEN N1824E14337 - N1621E14538. SFC/FL120
N1637E14429 - N1604E14519 - N1424E14421 -
N1507E14343 - N1637E14429 SFC/FL260 11NM WIDE LINE
BETWEEN N1709E14605 - N1627E14541. 

FCST ASH CLOUD +18H: 06/0800Z  SFC/FL050 30NM WIDE
LINE BETWEEN N1821E14335 - N1623E14537. SFC/FL120
N1640E14429 - N1612E14502 - N1435E14410 -
N1509E14344 - N1640E14429 SFC/FL260 11NM WIDE LINE
BETWEEN N1710E14604 - N1621E14541. 

REMARKS: MULTISPECTRAL SATELLITE IMAGERY SHOWED A
NEW NARROW ASH PLUME MOVING TOWARDS THE NORTHEAST.
 THIS PLUME EXTENDED APPROXIMATELY 20 NMI FROM THE
SUMMIT AND THE 12Z SOUNDING FROM GUAM SUGGESTS
THIS ASH  MAY BE UP TO FL260.  AN ASH PLUME AT
FL050 CONTINUES TO MOVE TOWARDS THE NORTHWEST AND
EXTENDED FOR APPROXIMATELY 170 NMI AT 1402Z. 
FINALLY  A REMNANT ASH CLOUD ESTIMATED NEAR FL120
REMAINS RELATIVELY UNCHANGED TO THE SOUTHWEST OF
THE VOLCANO. ...TURK

NEXT ADVISORY: WILL BE ISSUED BY 2005JUN05/2100Z

NNNN
Full Size Graphic


-