FVXX21 KWBC 161840
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 1840 UTC 16 MAY 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-576         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 16/0000 UTC
AVIATION MODEL. 
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ERUPTION DETAILS: NEARLY CONTINUOUS GAS AND OCCASIONAL ASH
EMISSIONS.   
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DETAILS OF ASH: SATELLITE IMAGERY AT 16/1745 UTC SHOWS AN ASH 
PLUME EXTENDING WEST OF THE SUMMIT. THE PLUME 8KM (4NMI) WIDE
EXTENDS 30KM (16NMI) TO THE POINT 0123S7847W. BASED ON
FORECAST WIND DATA FROM THE AVIATION MODEL ASH IS ESTIMATED TO
FL240.
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TRAJECTORY: ASH AT FL240 WOULD MOVE TOWARD THE WEST AT 10
KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT STATEMENT WILL BE ISSUED BY 17/0100 UTC.
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REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC
ASH ADVISORY STATEMENTS 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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BROWN
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NNNN
"Attached Graphic Map Depicting Ash" 

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