FVXX21 KWBC 151730
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1730 UTC 15 MAR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-316         ECUADOR 0128S 7826W 
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BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
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SOURCES OF INFORMATION: GOES-8 VISIBLE AND INFRARED AND
MULTISPECTRAL IMAGERY.  12 HOUR WIND FORECAST FROM THE 15/0600
UTC AVIATION MODEL.
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ERUPTION DETAILS: OCCASIONAL EMISSIONS OF GASES AND ASH.
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DETAILS OF ASH: GOES-8 IMAGERY THROUGH 15/1645 UTC SHOWS
EXTENSIVE LOW AND MID LEVEL CLOUDS OVER THE AREA MAKING
SATELLITE DETECTION OF ASH IMPOSSIBLE. THE GEOPHYSICAL
INSTITUTE REPORTS ASH OVER THE VOLCANO AT 15/1632UTC MOVING
NORTHEAST.
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TRAJECTORY: VOLCANIC ASH HAS BEEN OBSERVED MOVING TOWARDS THE
NORTHEAST NEAR THE SUMMIT. BASED ON THE FORECAST MODELS ASH UP
TO FL200 WOULD MOVE TOWARDS THE WEST AT 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 15/2330 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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KARST
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