FVXX20 KWBC 202210
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 2210 UTC 20 MAR 1999 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 99-048    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:  MONTSERRAT VOLCANO OBSERVATORY.
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ERUPTION DETAILS: ASH PRODUCING EVENT AROUND 20/2145 UTC.
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DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY HAS
REPORTED A PARTIAL DOME COLLAPSE WHICH HAS PRODUCED AN ASH CLOUD
THAT STARTED AROUND 20/2145 UTC.  THE CLOUD WAS AROUND FL080 WHEN
THEY CALLED AND WAS CONTINUING TO RISE SLOWLY.
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TRAJECTORY: CLOUD DRIFT WINDS WOULD SUGGEST THE CLOUD BELOW FL120
WILL MOVE WEST AROUND 10 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 STATEMENT WILL BE ISSUED AROUND 20/2245 WHEN IMAGERY CAN BE
ANALYZED TO PROVIDE FURTHER INFORMATION.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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