FVXX20 KWBC 192200
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VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 2200 UTC 19 APR 1999 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 99-116   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: GOES-8 VISIBLE IMAGERY. 1200 UTC GUADELOUPE
SOUNDING.
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ERUPTION DETAILS: ASH VENTING APPROX 0838 UTC.
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DETAILS OF ASH CLOUD: GOES-8 VISIBLE SATELLITE IMAGERY THROUGH 2115
UTC INDICATED A LARGE AREA OF ASH LOCATED 25 KM (13 NMI) EITHER SIDE
OF LINE 17.0N67.3W 17.3N66.7W 15.6N65.3W.  A SECOND AREA OF ASH WAS
WITHIN A 35 KM (19 NMI) RADIUS OF 16.0N64.8W.  THE ASH TOPS
ASSOCIATED WITH BOTH THESE AREAS WERE ESTIMATED TO BE BELOW FL100.
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TRAJECTORY: TOWARD THE WEST AT 10 TO 20 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 VAFTAD AND SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 20/0400 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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"Attached Graphic Map Depicting Ash" 

"Graphic Map Depicting Ash"