FVXX20 KWBC 261415
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1415 UTC 26 May 1999 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 99-141 WEST INDIES 16.7N 62.2W
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BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05)
SUMMIT HEIGHT 3000 FT (915M)
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SOURCES OF INFORMATION: GOES 8 VISIBLE SATELLITE IMAGERY. 1200 UTC
GUADELOUPE SOUNDING...MONTSERRAT VOLCANO OBSERVATORY
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ERUPTION DETAILS: ERUPTION AT 26/1300 UTC.
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DETAILS OF ASH CLOUD: AN ERUPTION OF SOUFRIERE HILLS HAS BEEN
IDENTIFIED IN GOES 8 VISIBLE SATELLITE IMAGERY AND CONFIRMED BY THE
MONTSERRAT VOLCANO OBSERVATORY. SATELLITE IMAGERY THROUGH 1345 UTC
REVEALED A NARROW 10 KM (5 NMI) PLUME CENTERED ALONG A LINE FROM
16.7N/62.2W 16.7N/62.3W 18.8N/62.4W. THE PLUME WAS ESTIMATED TO BE
BELOW FL100.
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TRAJECTORY: TOWARDS THE WEST AT 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 SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED AROUND 26/2000 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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NNNN
"Attached Graphic Map Depicting Ash"
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