FVXX21 KWBC 281625
VOLCANIC ASH ADVISORY  
ISSUED 1625 UTC 28 JUN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-756         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 INFRARED AND MULTISPECTRAL
IMAGERY. THE GEOPHYSICAL INSTITUTE IN QUITO.
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ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS.  
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 28/1545 UTC DOES NOT
INDICATE ANY SIGNS OF ASH. THE LAST REPORT OF ASH WAS RECEIVED
BY THE GEOPHYSICAL INSTITUTE WITH A REPORT OF ASH OVER THE
SUMMIT AT AT 0327 UTC. THERE ARE NO OTHER REPORTS OF ASH AT
THIS TIME.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL350 WOULD MOVE WEST
AT 10 TO 20 KNOTS. SHOULD ANYTHING EVER GET HIGHER THAN THIS
THEN IT WOULD MOVE EAST AT SIMILAR SPEEDS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 28/2230 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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ORRISON
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NNNN