FVXX21 KWBC 011850
VOLCANIC ASH ADVISORY
ISSUED 1850 UTC 01 JUL 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-769         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...INFRARED AND
MULTISPECTRAL IMAGERY.  WINDS FORECAST FROM THE AVIATION
MODEL. GEOPHYSICAL INSTITUTE REPORT.
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ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS.  
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 01/1815 UTC DOES NOT
INDICATE ANY ASH DUE TO EXTENSIVE SUMMIT LEVEL CLOUDINESS
AROUND THE VOLCANO. THE GEOPHYSICAL INSTITUTE REPORTED A SMALL
GAS AND ASH COLUMN NEAR THE SUMMIT TO AROUND FL250 EARLIER
THIS MORNING HOWEVER CLOUDS NOW OBSCURE THE VIEW FROM THE
GROUND ALSO.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO AROUND FL250 IS
FORECAST TO MOVE TOWARD THE WEST TO NORTHWEST AT 15 TO 20
KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 02/0100 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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