FVXX20 KWBC 202100
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VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 2100 UTC 17 JAN 1999 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 99-023    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 AND SAN JUAN NWS
OFFICE
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ERUPTION DETAILS: ERUPTION OCCURRED APPROXIMATELY 20/2031 UTC.
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DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY REPORTS THAT
A SIGNIFICANT VOLCANIC ERUPTION OF SOUFRIERE HILLS HAS OCCURRED BASED
ON SEISMIC ACTIVITY. DENSE CLOUDS PROHIBITED THEIR SEEING ANY ASH CLOUD
AT THIS TIME..HOWEVER THE SAN JUAN NATIONAL WEATHER SERVICE
OFFICE HAS RECEIVED SEVERAL PILOT REPORTS OF ASH BEING OBSERVED. NO
ESTIMATE OF THE HEIGHT OF THE ASH IS AVAILABLE AT THIS TIME. SATELLITE
IMAGERY HAS NOT YET DETECTED ANY ASH.
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TRAJECTORY: N/A.
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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:  N/A
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ANOTHER VAAS WILL BE ISSUED WHEN MORE DETAILS ARE AVAILABLE.
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