FVXX20 KWBC 231425
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1425 UTC 23 May 1999 BY THE WASHINGTON VAAC 
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SOUFRIERE HILLS 99-139    WEST INDIES 16.7N 62.2W  
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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
SATELLITE IMAGERY. 1200 UTC GUADELOUPE SOUNDING
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ERUPTION DETAILS: ERUPTION AT 23/0645 UTC.
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DETAILS OF ASH CLOUD: A FAINT ASH CLOUD CONTINUES TO MOVE WEST FROM
MONTSERRAT AND THE LEADING EDGE OF THE ASH IS NOW 248KM (134NMI)
FROM THE ISLAND.  WHAT IS LEFT OF THE DISSIPATING ASH CLOUD APPEARS
TO BE BELOW FL100. AT 1345 UTC THE ASH IS BOUNDED BY 16.8N 62.6W...
15.9N 63.7W... 17.0N 64.8W AND 17.3N 64.1W.
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TRAJECTORY: ASH BELOW FL100 WILL MOVE WESTERLY BETWEEN 15 TO 20
KNOTS. 
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THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS OFTEN ACCOMPANIED BY
A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS
www.ssd.noaa.gov/VAAC/messages.html
(all lower case except /VAAC/)
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 23/2030 UTC.
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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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