FVXX21 KWBC 231900
VOLCANIC ASH ADVISORY
ISSUED: 2002JUL23/1930Z  VAAC: WASHINGTON 
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VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211    AREA: CARIBBEAN
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SUMMIT ELEVATION: 3000 FT (915 M)
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ADVISORY NUMBER: 2002/121
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INFORMATION SOURCE: GOES-8 IMAGERY. UPPER AIR SOUNDING. AVN
MODEL WINDS FORECAST.  MONTSERRAT VOLCANO OBSERVATORY.
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ERUPTION DETAILS: VENT COLLAPSE AT ABOUT 23/1200Z.
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OBS ASH DATE/TIME: NIL
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OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE IMAGERY.
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FCST ASH CLOUD+6H: SEE SIGMETS.
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REMARKS: THE MVO REPORTED A VENT COLLAPSE EARLIER TODAY.
SINCE THEN THE ASH HAS MOVED WEST OF THE ISLAND AND HAS
BECOME TOO THIN AND DIFFUSE TO BE OBSERVED ON SATELLITE
IMAGERY...GALLINA
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NEXT ADVISORY: NO FURTHER ADVISORIES.
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