FVXX23 KWBC 070600
VOLCANIC ASH ADVISORY
ISSUED 0600 UTC 07 AUG 2000 BY THE WASHINGTON VAAC
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SOUFRIERE HILLS 00-118 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 INFRARED AND MULTISPECTRAL
IMAGERY. MONTSERRAT VOLCANO OBSERVATORY. 07/0000 UTC
GUADELOUPE UPPER AIR SOUNDING
ERUPTION DETAILS: ERUPTION..PYROCLASTIC FLOW AROUND 07/0445
UTC.
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DETAILS OF ASH CLOUD: MULTISPECTRAL SATELLITE IMAGERY THROUGH
07/0515 UTC SHOWS A SUSPICIOUS AREA OF PROBABLE ASH TO THE
NORTHWEST OF THE VOLCANO. THE AREA EXTENDS ROUGHLY 24 KM (13
NMI) TO THE NORTHWEST FROM THE VOLCANO TO A POINT 1652N 6221W
AND IS ABOUT 14 KM (8 NMI) WIDE. THIS ASH WAS ESTIMATED BY THE
MONTSERRAT VOLCANO OBSERVATORY TO BE BELOW FL100.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL100 WILL MOVE TOWARDS
THE NORTHWEST AT 15 TO 20 KNOTS.
OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 07/1200 UTC.
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REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC
ASH ADVISORIES 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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CLARK
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NNNN"Attached Graphic Map Depicting Ash"
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