FVXX21 KWBC 230400
VOLCANIC ASH ADVISORY
ISSUED: 2002OCT23/0400Z 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: 2002/168
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INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST.
MONTSERRAT VOLCANO OBSERVATORY
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ERUPTION DETAILS: ONGOING ASH VENTING.
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OBS ASH DATE/TIME: 23/0315Z. 
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OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.  WINDS
SFC/FL080 MOVING WEST AT 12 TO 18 KNOTS. 
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FCST ASH CLOUD+6H: SEE SIGMETS.
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REMARKS: ASH CANNOT BE SEEN IN SATELLITE IMAGERY THROUGH 23/0315Z
DUE TO EXTENSIVE WEATHER CLOUDS.  AN OCCASIONAL HOT SPOT CAN BE
DETECTED IN SHORTWAVE IMAGERY. THE MONTSERRAT VOLCANO
OBSERVATORY REPORTED A PYROCLASTIC FLOW AT 2100Z.  ASH IS
ESTIMATED TO AT LEAST FL080.
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NEXT ADVISORY: WILL BE ISSUED BY 2002OCT23/1000Z.
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