FVXX21 KWBC 231835
VOLCANIC ASH ADVISORY
ISSUED: 2002OCT23/1835Z 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: 2002/171
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INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST.
MONTSERRAT VOLCANO OBSERVATORY
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ERUPTION DETAILS: ONGOING STEAM AND ASH VENTING.
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OBS ASH DATE/TIME: 23/1815Z. 
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OBS ASH CLOUD: SFC/FL030 10 NMI WIDE LINE OF ASH EXTENDING
BETWEEN N1643W06211 N1652W06255. ASH IS MOVING WEST AT 10 TO 15
KNOTS.
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FCST ASH CLOUD+6H: SEE SIGMETS.
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REMARKS: PLUME IS 45 NMI LONG AND IS REPORTED AT FL030 BY
MONTSERRAT VOLCANO OBSERVATORY. OBSERVATORY REPORTS PLUME IS
MAINLY STEAM WITH DILUTE ASH.
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NEXT ADVISORY: WILL BE ISSUED BY 2002OCT24/0100Z.
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NNNN"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"