FVXX21 KWBC 122300
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 2300 UTC 12 JAN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-048        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: LATEST ERUPTION AROUND 12/1400 UTC. 
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DETAILS OF ASH: SATELLITE IMAGERY AT 12/2215 UTC INDICATES THAT THE
ASH FROM THE EARLIER ERUPTION IS NO LONGER DISCERNIBLE IN SATELLITE
IMAGERY. CLOUDS HAVE COVERED THE REGION AROUND THE VOLCANO MAKING
ANY ASH DETECTION DIFFICUT.                
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TRAJECTORY: ANY ASH AT FL350 TO FL400 WILL MOVE SOUTH AROUND 20 TO
25 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 13/0500 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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KARST
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