FVXX21 KWBC 212150
VOLCANIC ASH ADVISORY
ISSUED: 2002OCT21/2200Z VAAC: WASHINGTON
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VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211    AREA: MONTSERRAT
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SUMMIT ELEVATION: 3000 FT (915 M)
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ADVISORY NUMBER: 2002/163
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INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST. 
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ERUPTION DETAILS: ONGOING ASH VENTING.
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OBS ASH DATE/TIME: 21/2115Z. 
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OBS ASH CLOUD: SFC/FL060 10 NM WIDE LINE OF ASH EXTENDING BETWEEN
N1643W06210 N1621W06314.  ASH IS MOVING W 15 TO 20 KNOTS.
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FCST ASH CLOUD+6H: SEE SIGMETS.
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REMARKS: THE LATEST IMAGERY SHOWS A THINNING PLUME OF ASH
APPROXIMATELY 65 NM (120KM) LONG.  THE THINNING ASH MAKES IT
DIFFICULT TO DISCERN IN VISIBLE IMAGERY.
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NEXT ADVISORY: WILL BE ISSUED BY 2002OCT22/0400Z.
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NNNN"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"