FVXX21 KWBC 122200
VOLCANIC ASH ADVISORY  
ISSUED 2200 UTC 12 JUN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-689      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 12/2115 UTC BUT ASH DETECTION CONTINUES TO BE HINDERED
BY LOW LEVEL CLOUDS OVER THE AREA.  THE LATEST REPORT FROM THE
GEOPHYSICAL INSTITUTE AT 12/2003 UTC INDICATED VOLCANIC ASH
OVER THE VOLCANO AT FL260 MOVING WEST. 
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH BETWEEN
THE SUMMIT AND FL260 WOULD MOVE TOWARD THE WEST AT 15 TO 20
KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 13/0400 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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