FVXX21 KWBC 072230 
VOLCANIC ASH ADVISORY  
ISSUED 2230 UTC 07 JUN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-669        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 AND INFRARED AND
MULTISPECTRAL IMAGERY.  12 HOUR WIND FORECAST FROM THE
07/1200 UTC AVIATION MODEL.
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ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS.   
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DETAILS OF ASH: SATELLITE IMAGERY THRU 07/2145 UTC SHOWS A
WELL DEFINED ASH PLUME EXTENDING TOWARDS THE WEST AWAY FROM
THE SUMMIT.  THE PLUME IS 48KM (26 NMI) IN LENGTH 16KM (9 NMI)
WIDE AND EXTENDS TO THE POINT: 0128S 7854W.  BASED ON THE
MODEL WIND DATA THE HEIGHT OF THE PLUME IS ESTIMATED TO BE
FL320.  IN ADDITION A WELL DEFINED HOT SPOT IS VISIBLE IN THE
MULTISPECTRAL IMAGERY.
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TRAJECTORY: ANY ASH BETWEEN THE SUMMIT AND FL320 WILL MOVE
TOWARDS THE WEST AT 10 - 15 KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT MESSAGE WILL BE ISSUED BY 08/0430 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" 

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