FVXX20 KWBC 261355
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1355 UTC 26 MAR 1999 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 99-069    WEST INDIES 16.72N 62.18W  
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BACKGROUND:    SOUFRIERE HILLS  MONTSERRAT (1600-05)
               SUMMIT HEIGHT  3000 FT (915 M)
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SOURCES OF INFORMATION: GOES 8 VISIBLE INFRARED AND MULTISPECTRAL
IMAGERY. 26/1200 UTC GUADELOUPE SOUNDING
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ERUPTION DETAILS: AN ERUPTION BEGINNING AROUND 26/0720 UTC.  
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DETAILS OF ASH CLOUD: GOES IMAGERY THROUGH 1315 UTC STILL SHOWS A
FAINT ASH CLOUD MOVING WEST FROM THE ISLAND. AT 1315 UTC THE LEADING
EDGE OF THE CLOUD WAS 225 KM (121 NMI) WEST OF THE SUMMIT AND WAS 39
KM (20 NMI) WIDE BETWEEN POINTS 17.4N 64.1W AND 16.6N 64.1W. THE
HEIGHT OF THE CLOUD IS ESTIMATED BELOW FL100. THE CLOUD IS BECOMING
MORE DIFFUSE WITH TIME. 
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TRAJECTORY: ASH BELOW FL100 WILL MOVE TO THE WEST AT 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 26/2000 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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