FVXX21 KWBC 101630
VOLCANIC ASH ADVISORY  
ISSUED 1630 UTC 10 JUN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-680       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. WIND 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: NO ASH CAN BE SEEN IN SATELLITE IMAGERY
THROUGH 10/1545 UTC.  HOWEVER CLOUDS IN THE AREA ARE HINDERING
THE DETECTION OF ANY ASH.  THE GEOPHYSICAL INSTITUTE REPORTED
ASH OVER THE VOLCANO AT 10/1358 UTC MOVING TO THE SOUTHWEST. 
THIS ASH WAS ESTIMATED UP TO FL230.
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH BETWEEN THE
SUMMIT AND FL230 WOULD MOVE TOWARD THE WEST SOUTHWEST AT 10 TO
15 KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT MESSAGE WILL BE ISSUED BY 10/2230 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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CLARK
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