FVXX20 KWBC 240630
VOLCANIC ASH ADVISORY
ISSUED 0630 UTC 24 NOV 2000 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 00-309          WEST INDIES 1643N 6211W  
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BACKGROUND:    SOUFRIERE HILLS  MONTSERRAT (1600-05)
               SUMMIT HEIGHT  3000 FT (915M)
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INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY.
AVIATION MODEL UPPER AIR WIND FORECAST.  
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ERUPTION DETAILS: LOW LEVEL ASH PLUME IN VISIBLE IMAGERY.
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DETAILS OF ASH CLOUD: NO ASH WAS DETECTED IN SATELLITE IMAGERY
THROUGH 24/0545 UTC. DURING DAYLIGHT HOURS AN ASH PLUME
ESTIMATED BELOW FL070 WAS VISIBLE EXTENDING TO THE WEST
NORTHWEST. SUCH LOW LEVEL ASH IS OFTEN UNDETECTABLE FROM
SATELLITE WITHOUT VISIBLE IMAGERY. 
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TRAJECTORY: ANY ASH FROM SUMMIT LEVEL TO FL070 WOULD MOVE
TOWARDS THE WEST SOUTHWEST AT 10 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 24/1230 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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