FVXX21 KWBC 121700
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1700 UTC 11 JAN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-047        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.INFRARED AND MULTISPECTRAL IMAGERY. 
REPORTS FROM THE GEOPHYSICAL INSTITUTE AND AVIATION MODEL WINDS
FORECAST.
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ERUPTION DETAILS: AROUND 1400 UTC. 
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DETAILS OF ASH: SATELLITE IMAGERY AT 12/1545 UTC INDICATED 2 AREAS
OF ASH FROM THE VOLCANO. THE FIRST AREA ESTIMATED AROUND FL350 TO
FL400 HAS DETACHED FROM VOLCANO AND THE LEADING EDGE IS AROUND 
75 KM (40 NMI) SOUTH OF THE VOLCANO. THE ASH CLOUD IS BETWEEN POINTS
0155S7830W AND 0208S7830W AND ROUGHLY 29KM (15 NMI) WIDE AND MOVING
SOUTH AROUND 20 TO 25 KNOTS. ANOTHER AREA ESTIMATED AROUND FL250 IS
EXTENDING FROM THE VOLCANO TO THE WEST 16 KM (9 NMI) AND IS ROUGHLY
15 KM (8 NMI) WIDE AND MOVING WEST AROUND 5 TO 10 KNOTS. 
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TRAJECTORY: THE ASH AT FL350 TO FL400 WILL MOVE SOUTH AROUND 20 TO
25 KNOTS AND THE ASH BELOW FL250 WILL MOVE WEST AROUND 5 TO 10
KNOTS. 
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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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OUTLOOK:  SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED AROUND 12/2300 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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"Attached Graphic Map Depicting Ash" 

"Graphic Map Depicting Ash"