FVXX20 KWBC 170730
VOLCANIC ASH ADVISORY
ISSUED 0730 UTC 17 SEP 2000 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 00-242          WEST INDIES 1643N 6211W  
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BACKGROUND:    SOUFRIERE HILLS  MONTSERRAT (1600-05)
               SUMMIT HEIGHT  3000 FT (915M)
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SOURCES OF INFORMATION: INFRARED AND MULTISPECTRAL SATELLITE
IMAGERY. THE MONTSERRAT VOLCANO OBSERVATORY. 17/0000 UTC
SOUNDING FROM GUADELOUPE.
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ERUPTION DETAILS: EXPLOSION AROUND 17/0340 UTC.
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DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY
REPORTED AN EXPLOSION OCCURRED AROUND 17/0340 UTC WHICH
PRODUCED A DENSE ASH CLOUD TO ABOUT FL100. NO ASH WAS DETECTED
IN SATELLITE IMAGERY THROUGH 17/0702 UTC AS CONVECTIVE CLOUDS
PREVAIL IN THE AREA SURROUNDING THE ISLAND. 
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TRAJECTORY: ANY ASH FROM SUMMIT LEVEL TO FL100 WILL MOVE
TOWARD THE WEST AT ABOUT 10 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 17/1330 UTC.
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REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES OFTEN
ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT
INTERNET URL ADDRESS  
HTTP://WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML
(ALL LOWER CASE EXCEPT /VAAC/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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CLARK
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