FVXX21 KWBC 212225
VOLCANIC ASH ADVISORY 
ISSUED: 2002MAR21/2225Z  VAAC: WASHINGTON
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VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: 1643N06211W   AREA: CARIBBEAN
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SUMMIT ELEVATION: 3000 FT (915 M)
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ADVISORY NUMBER: 2002/082
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INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WIND FORECAST.
MONTSERRAT VOLCANO OBSERVATORY
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ERUPTION DETAILS: MODERATE PYROCLASTIC FLOW AT 21/1815Z.
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OBS ASH DATE/TIME: 21/2145Z.
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OBS ASH CLOUD: SFC/FL080 9 NM WIDE LINE OF ASH EXTENDING FROM
1635N06303W 1634N06247W MOVING W AT 10 TO 15 KNOTS.
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FCST ASH CLOUD+6H: SEE SIGMETS.
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REMARKS: THE MONTSERRAT VOLCANO OBSERVATORY INDICATED THAT A
MODERATE PYROCLASTIC FLOW RESULTED IN ASH TO FL080 AT 1815Z. THE
ASH CLOUD GENERATED BY THIS EVENT WAS STILL IDENTIFIABLE 49 NM
WEST OF THE SUMMIT IN THE WANING VISIBLE IMAGERY OF THE DAY. HIGH
CLOUDS HAVE MOVED OVER THE SUMMIT PREVENTING DETECTION OF ANY
FURTHER VENTING FROM THE VOLCANO HOWEVER THE PRESENCE OF AN
INTERMITTENT HOT SPOT SUGGESTS THAT VOLCANIC ACTIVITY WAS
CONTINUING....TURK                     
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NEXT ADVISORY: WILL BE ISSUED BY 2002MAR22/0400Z.
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NNNN"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"