FVXX20 KWBC 091415
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1415 UTC 09 SEPTEMBER 1999 BY THE WASHINGTON VAAC 
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SOUFRIERE HILLS 99-215 WEST INDIES 16.7N 62.2W 
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BACKGROUND:    SOUFRIERE HILLS MONTSERRAT (1600-05)
               SUMMIT HEIGHT 3000 FT (915 M)
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SOURCES OF INFORMATION:  MONTSERRAT VOLCANO OBSERVATORY...1200 UTC
GUADELOUPE RADIOSONDE...GOES-8 VISIBLE MULTISPECTRAL AND INFRARED
SATELLITE IMAGERY...

ERUPTION DETAILS: ERUPTION AT APPROXIMATELY 09/1310 UTC.            
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DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY REPORTED AN
ERUPTION PRODUCING ASH ESTIMATED TO FL100. THE LATEST GOES-8 VISIBLE
SATELLITE IMAGE AT 1330 UTC SHOWS AN ASH PLUME 7KM (4NMI) WIDE
EXTENDING 17KM (9NMI) SSW OF SOUFRIERE HILLS. 

TRAJECTORY: ASH BELOW FL100 IS MOVING TOWARD THE SSW AT 15 KNOTS.
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REAL TIME SATELLITE IMAGERY ALONG WITH 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/washington.html
(all lower case except /VAAC/)
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OUTLOOK:  SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 09/2030 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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