FVXX22 KWBC 241630
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1630 UTC 24 OCTOBER 1999 BY THE WASHINGTON VAAC 
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SOUFRIERE HILLS 99-235    WEST INDIES 16.72N 62.18W  
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BACKGROUND:    SOUFRIERE HILLS MONTSERRAT (1600-05)
               SUMMIT HEIGHT 3000 FT (915M)
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SOURCES OF INFORMATION: MONTSERRAT VOLCANO OBSERVATORY...GOES-8
INFRARED AND MULTISPECTRAL IMAGERY...12 UTC UPPER-AIR SOUNDING FROM
GUADELOUPE. 
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ERUPTION DETAILS: ERUPTION OCCURRED AT 24/1615 UTC.
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DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY HAS
REPORTED A SMALL TO MODERATE ERUPTION OF THE SOUFRIERE HILLS
VOLCANO. INDICATIONS ARE THAT STEAM AND ASH ARE REACHING FL150.
SATELLITE IMAGERY IS NOT YET AVAILABLE THROUGH 1615 UTC.
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TRAJECTORY: ASH AND STEAM BELOW FL050 IS EXPECTED TO MOVE TO THE
NORTH AND NORTHWEST AT 5 TO 10 KNOTS. HOWEVER ASH AND STEAM BETWEEN
FL050 AND FL150 SHOULD MOVE TO THE NORTHEAST AT THE SAME SPEED.
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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  
http://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 STATEMENT WILL BE ISSUED BY 24/2230 UTC. HOWEVER IF
SATELLITE IMAGERY INDICATES AN ASH CLOUD THEN A NEW STATEMENT WILL
BE RELEASED ALONG WITH A GRAPHIC MUCH SOONER.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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ORRISON
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NNNN