FVXX21 KWBC 201300
VOLCANIC ASH ADVISORY  
ISSUED 1300 UTC 20 JUN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-720         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.  6 HOUR WIND FORECAST FROM 20/0600 UTC
AVIATION MODEL.
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ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS.  
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DETAILS OF ASH: EARLY MORNING VISIBLE IMAGERY THROUGH     
1215 UTC SHOWS A VERY NARROW PLUME EXTENDING TO THE WEST AWAY
FROM THE SUMMIT.  THE PLUME IS 30KM (16 NMI) IN LENGTH AND 5KM
(3 NMI) WIDE AND EXTENDS TO THE POINT 0124S 7843W.  BASED ON
THE FORECAST WINDS THE ESTIMATED HEIGHT IS FL300.
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TRAJECTORY: ASH AT FL300 WILL MOVE TOWARDS THE WEST AT      
30 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 20/1900 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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WALTER
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NNNN"Attached Graphic Map Depicting Ash" 

"Graphic Map Depicting Ash"