FVXX21 KWBC 160800
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0800 UTC 16 NOV 1999 BY THE WASHINGTON VAAC 
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TUNGURAHUA 99-125         ECUADOR 1.47S 78.44W 
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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.
AVIATION MODEL UPPER-AIR DATA AND UPPER AIR WIND DATA FROM INSTITUTO
GEOFISCIO. 
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ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS
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DETAILS OF ASH: ASH DESCRIBED ON THE PREVIOUS ADVISORY STATEMENT
DATED 12/0215 IS NO LONGER VISIBLE ON SATELLITE IMAGERY.  CURRENT  
GOES-8 SATELLITE IMAGERY THROUGH 16/0715 UTC DOES NOT SHOW ANY
DEFINITIVE ASH PLUME DUE TO SCATTERED CLOUDS MOVING THROUGH THE
AREA. 
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TRAJECTORY: ANY ASH BETWEEN FL300 AND FL350 WOULD MOVE WEST TO NORTH
WEST AT 25 TO 35 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 AND VAFTAD.
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THE NEXT STATEMENT WILL BE ISSUED BY 16/1400 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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