FVXX22 KWBC 240457
VOLCANIC ASH ADVISORY            
ISSUED: 2003MAY24/0500Z      VAAC: WASHINGTON

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

ADVISORY NUMBER: 2003/058
 
INFORMATION SOURCE:  GOES-9 IMAGERY. GFS MODEL WINDS FORECAST.
  
ERUPTION DETAILS: ONGOING ASH EMISSIONS...FIRST ERUPTION BEGAN
MAY 10
 
OBS ASH DATE/TIME: 24/0413Z
 
OBS ASH CLOUD: SFC/FL170 10 NM WIDE LINE OF ASH EXTENDING BETWEEN
N1621E14500 N1452E14623.  ASH IS MOVING S 15-20 KNOTS.

SFC/FL170 15 NM WIDE LINE OF ASH EXTENDING BETWEEN N1452E14623
N1314E14926.  ASH MOVING SE 20-25 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS AND VAFTAD. 

REMARKS: CURRENT SATELLITE IMAGERY THROUGH 24/0413Z CONTINUES TO
SHOW A WELL DEFINED PLUME OF ASH MOVING SOUTH THEN SOUTHEAST AWAY
FROM THE SUMMIT.  THE PLUME IS CAUGHT UP IN THE CYCLONIC
CIRCULATION OF TYPHOON CHAN-HOM.  THE GOES-9 NAVIGATION AS OF
24/0202Z IS BACK TO NORMAL....WALTER

NEXT ADVISORY: WILL BE ISSUED BY 2003MAY24/1100Z.

NNNN
"Attached Graphic Map Depicting Ash Only" 

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