FVXX21 KWBC 100430
VOLCANIC ASH ADVISORY  
ISSUED 0430 UTC 10 JUN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-678       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. WIND FORECAST FROM THE AVIATION MODEL. MARCH 9 REPORT
FROM THE GEOPHYSICAL INSTITUTE.
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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 10/0345 UTC.  HOWEVER THE PRESENCE OF LOW CLOUDS IN
THE AREA MIGHT BE HINDERING ASH DETECTION.
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT IF THERE IS ANY
ASH BETWEEN THE SUMMIT AND FL300 IT WOULD MOVE TOWARD THE WEST
AT ABOUT 10 KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT MESSAGE WILL BE ISSUED BY 10/1030 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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