FVXX22 KWBC 282254
VOLCANIC ASH ADVISORY
ISSUED: 2003MAY28/2300Z      VAAC: WASHINGTON

VOLCANO: ANATAHAN 0804-20
LOCATION: N1621E14540    AREA: MARIANA ISLANDS
 
SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2003/077
 
INFORMATION SOURCE:  GOES-9 IMAGERY.  GFS MODEL WINDS FORECAST 
  
ERUPTION DETAILS: CONTINUOUS ASH AND GAS EMISSION SINCE MAY 10. 
 
OBS ASH DATE/TIME: 28/2213Z
 
OBS ASH CLOUD: SFC/FL130 N1621E14540 N1843E14419 N2046E14349
N2033E14258 N1716E14301 N1621E14540 MOVING NW 15-20 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS

REMARKS: MULTISPECTRAL IMAGERY SHOWS A PLUME OF ASH EXTENDING TO
THE NORTHWEST OF THE SUMMIT. SOME OF THE ASH IS HIDDEN BY HIGH
THIN CLOUDS.  THE LEADING EDGE OF THE ASH IS APPROXIMATELY 240 NM
FROM THE SUMMIT...KARST    

NEXT ADVISORY: WILL BE ISSUED BY 2003MAY29/0500Z.

NNNN"Attached Graphic Map Depicting Ash Only" 

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