FVXX22 KWBC 141549
VOLCANIC ASH ADVISORY           
ISSUED: 2003MAY14/1550Z      VAAC: WASHINGTON
 
VOLCANO: ANATAHAN 0804-20
LOCATION: N1621E14540    AREA: MARIANA ISLANDS
 
SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2003/018
 
INFORMATION SOURCE:  GOES-9 IMAGERY. GFS MODEL WINDS FORECAST.

ERUPTION DETAILS: ERUPTION BEGAN APPROXIMATELY 10/0730Z.
 
OBS ASH DATE/TIME: 14/1502Z
 
OBS ASH CLOUD: SFC/FL130 13NM LINE OF ASH EXTENDING BETWEEN
N1621E14540 N1641E14336.  ASH IS MOVING W 15 KNOTS.

SFC/FL130 N2046E13252 N1500E13530 N1521E12551 MOVING NW 5-10
KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS.

REMARKS: MULTI SPECTRAL IMAGERY THROUGH 14/1502Z SHOWED A LARGE
AREA OF ASH CENTERED 775 NMI TO THE WEST OF THE VOLCANO WHILE A
NARROW BAND OF ASH EXTENDED FROM THE SUMMIT TO A POINT
APPROXIMATELY 123 NM TO THE WEST.  A SIGNIFICANT AMOUNT OF THE
ASH DETECTED 6 HOURS AGO HAD BECOME EITHER TOO DIFFUSE OR TOO LOW
IN ALTITUDE TO BE DETECTED IN SATELLITE IMAGERY.  TURK

NEXT ADVISORY: WILL BE ISSUED BY 2003MAY14/2200Z.

NNNN
"Attached Graphic Map Depicting Ash Only" 

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