FVXX22 KWBC 281658
VOLCANIC ASH ADVISORY
ISSUED: 2003MAY28/1700Z      VAAC: WASHINGTON

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

ADVISORY NUMBER: 2003/076
 
INFORMATION SOURCE:  GOES-9 IMAGERY.  GFS MODEL WINDS FORECAST 
  
ERUPTION DETAILS: CONTINUOUS ASH AND GAS EMISSION SINCE MAY 10. 
 
OBS ASH DATE/TIME: 28/1613Z
 
OBS ASH CLOUD: SFC/FL130 N1621E14540 N1647E14522 N1728E14419
N1753E14434 N1757E14426 N1737E14347 N1724E14351 N1720E14411
N1704E14421 N1648E14506 N1621E14540 MOVING NW 15-20 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS

REMARKS: MULTISPECTRAL IMAGERY SHOWS A PLUME EXTENDING ABOUT 170
NM TO THE NORTHWEST OF THE SUMMIT BEFORE IT IS HIDDEN BY HIGHER
CIRRUS CLOUDS.  SPEED BASED ON SATELLITE MOVEMENT.  HEIGHT RAISED
SLIGHTLY TO FL130 BASED ON SPEED AND DIRECTION ON 12Z GUAM
SOUNDING...BALDWIN  

NEXT ADVISORY: WILL BE ISSUED BY 2003MAY28/2300Z.

NNNN"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"