FVXX21 KWBC 201935
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1935 UTC 20 JAN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-081         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...1200 UTC DATA PROVIDED BY THE GEOPHYSICAL INSTITUTE IN
QUITO...SIGMET FROM GUAYAQUIL METEOROLOGICAL WATCH OFFICE
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ERUPTION DETAILS: CONTINUOUS EMISSIONS OF ASH AND STEAM...
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DETAILS OF ASH: GOES 8 SATELLITE DATA HAS ONLY BEEN AVAILABLE
INTERMITTENTLY SO AS TO SUPPORT US NATIONAL WEATHER SERVICE
OPERATIONS HOWEVER THE 1845 UTC VISIBLE AND MULTISPECTRAL IMAGES
SHOWED AN ASH PLUME EXTENDING FROM 0129S7830W TO 0124S7837W TO
0129S7854W.  THE PLUME WAS 18 KM (10 NMI) WIDE.  AN AIRCRAFT
OBSERVED ASH OVER THE VOLCANO AT 1750 UTC TO FL350 MOVING TOWARDS
THE WEST.
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TRAJECTORY: TOWARDS THE WEST AT 20 KNOTS. 
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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THE NEXT STATEMENT WILL BE ISSUED BY 21/0130 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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TURK/NOAA/NESDIS/SAB
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NNNN
"Attached Graphic Map Depicting Ash" 

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