FVXX20 KWBC 040415
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0415 UTC 04 SEPTEMBER 1999 BY THE WASHINGTON VAAC 
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SOUFRIERE HILLS 99-207 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. GOES 8
INFRARED AND MULTISPECTRAL IMAGERY.  04/0000 UTC GUADELOUPE
SOUNDING.

ERUPTION DETAILS: 03/0310 UTC TO FL200.
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DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY REPORTS AN
ERUPTION OF THE SOUFRIERE HILLS VOLCANO ESTIMATED TO FL150-FL200 AT
04/0310 UTC.  ASH WAS REPORTED DRIFTING SLIGHTLY TO THE NORTHEAST.
THE 04/0000 UTC UPPER AIR SOUNDING INDICATES LIGHT AND VARIABLE
WINDS UP TO FL200. SATELLITE IMAGERY THOUGH 0345 UTC SHOWS AN BRIGHT
ENHANCED ASH CLOUD EXPANDING VERY SLOWLY TO THE NORTHEAST OF THE
VOLCANO.
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TRAJECTORY: LIGHT AND VARIABLE.
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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 AND VAFTAD
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THE NEXT MESSAGE WILL BE ISSUED BY 04/1000 UTC.
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PLEASE REFER TO VAFTAD AND SIGMETS FOR CURRENT WARNINGS.
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NNNN"Attached Graphic Map Depicting Ash" 

"Graphic Map Depicting Ash"