FVXX20 KWBC 281230
VOLCANIC ASH ADVISORY
ISSUED 1230 UTC 28 SEP 2000 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 00-261         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: GOES-8 VISIBLE...INFRARED AND
MULTISPECTRAL IMAGERY. UPPER AIR FORECAST FROM THE AVIATION
MODEL.
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ERUPTION DETAILS: LOW LEVEL ASH EMISSIONS.
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY AT 1145 UTC SHOWS
A PLUME OF LOW LEVEL ASH EXTENDING FROM SOUFRIERE
HILLS 34KM(18NMI) TO THE NORTHWEST TO THE POINT 1657N6230W. 
THE PLUME IS 6 KM(3NMI) WIDE WITH ASH ESTIMATED BELOW FL060. A
HOT SPOT WAS DETECTED IN THE MULTISPECTRAL IMAGERY. 
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH TO FL060
WOULD MOVE TO THE NORTHWEST AT ABOUT 15 KNOTS.  
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUE BY 1830 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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NNNN"Attached Graphic Map Depicting Ash" 

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