FVXX20 KWBC 211455
VOLCANIC ASH ADVISORY    
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ISSUED: 2001DEC21/1455Z   VAAC: WASHINGTON
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VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: 1643N 6211W    AREA: CARIBBEAN
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SUMMIT ELEVATION: 3000 FT (915 M)
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ADVISORY NUMBER: 2001/283
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INFORMATION SOURCE:   MONTSERRAT VOLCANO OBSERVATORY, VISIBLE ...
INFRARED AND MULTISPECTRAL IMAGERY.  SIX HOUR AVIATION FORECAST
MODEL
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ERUPTION DETAILS: VENTING OF ASH AROUND 21/1310Z
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 1432Z SHOWS THE
VOLCANO AND SURROUNDING AREA OBSCURED BY CLOUDS. THERE HAS BEEN
NO INDICATION OF HOT SPOT ACTIVITY IN THE IMAGERY.
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TRAJECTORY: ASH UP TO FL080 WILL MOVE WESTERLY AT 10 TO 15 KNOTS. 
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OUTLOOK: SEE SIGMETS.
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NEXT ADVISORY: WILL BE ISSUED BY 2001DEC21/2100Z.
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