FVXX22 KWBC 070940
VOLCANIC ASH ADVISORY
ISSUED: 2003JUL07/1000Z      VAAC: WASHINGTON

VOLCANO: ANATAHAN 0804-20
LOCATION: N1621E14540    AREA: MARIANA ISLANDS

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2003/238

INFORMATION SOURCE: GOES 9 IMAGERY.  

ERUPTION DETAILS: ASH AND GAS EMISSIONS SINCE MAY 10.

OBS ASH DATE/TIME: 07/0925Z

OBS ASH CLOUD: SFC/FL080 10 NM WIDE LINE OF ASH EXTENDING BETWEEN
N1621E14540 N1621E14429. ASH IS MOVING W 10-15 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS

REMARKS: A VERY FAINT PLUME OF ASH POSSIBLY MIXED WITH STEAM 
EXTENDS FROM THE SUMMIT TOWARD THE WEST.  IN GOES 9 VISIBLE
IMAGERY THE PLUME APPEARS TO BE ABOUT 10 NM WIDE AND 80 NM LONG.  

NEXT ADVISORY: WILL BE ISSUED BY 2003JUL07/1600Z.

NNNN"Attached Graphic Map Depicting Ash Only" 

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