FVXX23 KWBC 011200
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1200 UTC 01 MAR 2000 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 00-027 WEST INDIES 1643N 6211W
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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..INFRARED AND
MULTISPECTRAL IMAGERY. UPPER AIR SOUNDING FROM GUADELOUPE.
6 HOUR WIND FORECAST FROM THE 01/0600 UTC AVIATION MODEL.
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ERUPTION DETAILS: SMALL CONTINUOUS PLUME OF ASH AND STEAM.
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DETAILS OF ASH CLOUD: EARLY MORNING VISIBLE IMAGERY AT
01/1115 UTC SHOWS A FAINT PLUME EXTENDING SOUTHWEST AWAY FROM
THE SUMMIT. THE PLUME IS 62KM (33NMI) IN LENGTH AND 8KM
(4NMI) WIDE AND EXTENDS TO THE POINT: 1623N 6237W. BASED ON
UPPER AIR WIND DATA THE ESTIMATED HEIGHT OF THE PLUME IS
FL050.
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TRAJECTORY: ASH AT FL050 WOULD MOVE TOWARD THE SOUTHWEST AT
10-20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 01/1800 UTC.
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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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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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WALTER
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NNNN
"Attached Graphic Map Depicting Ash"
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