FVXX22 KWBC 120956Z     
VOLCANIC ASH ADVISORY           
ISSUED: 2003MAY12/1000Z      VAAC: WASHINGTON
 
VOLCANO: ANATAHAN 0804-20
LOCATION: N1621E14540    AREA: MARIANA ISLANDS
                              
SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2003/009
 
INFORMATION SOURCE:  GOES-9 IMAGERY. GFS MODEL WINDS FORECAST.
GUAM MWO.

ERUPTION DETAILS: ERUPTION OCCURRED AROUND 10/0730Z AND EMISSIONS
CONTINUE TO OCCUR.
 
OBS ASH DATE/TIME: 12/0855Z
 
OBS ASH CLOUD: SFC/FL180 N1852E14138 N1842E13831 N1716E13151
N1600E12938 N1536E13232 N1434E13653 N1552E14051 N1755E14247
MOVING W 10-15 KNOTS.  SFC/FL080 08 NM WIDE LINE OF ASH BETWEEN
N1621E14540 N1606E14452. ASH IS MOVING W 15-20 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS AND VAFTAD.
 
REMARKS: LATEST SATELLITE IMAGERY SHOWS A 08 NM WIDE LINE OF ASH
EXTENDING 50 NM WEST FROM THE SUMMIT AND TO FL080.  A LARGE AREA
OF MID LEVEL ASH CAN ALSO BE SEEN IN SATELLITE IMAGERY AND IS
STRETCHED OUT FROM 142E TO 130E AND FROM 15N TO 19N. THIS ASH IS
ESTIMATED TO FL180.  A HOT SPOT CAN BE SEEN IN SHORTWAVE
IMAGERY....KIBLER 

NEXT ADVISORY: WILL BE ISSUED BY 12/1600Z. 

NNNN
"Attached Graphic Map Depicting Ash Only" 

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