FVXX21 KWBC 110030
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VOLCANIC ASH ADVISORY
ISSUED 0030 UTC 11 NOV 1999 BY THE WASHINGTON VAAC 
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TUNGURAHUA 99-102    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 MULTISPECTRAL IMAGERY...GUAYAQUIL
METEOROLOGICAL WATCH OFFICE SIGMETS...12 UTC AVIATION MODEL UPPER
AIR DATA.
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ERUPTION DETAILS: CONTINUOUS VENTING OF ASH AND STEAM NOW AT LOWER
LEVELS.
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DETAILS OF ASH: DENSE CLOUDS COVER THE REGION AROUND THE VOLCANO
MAKING ASH DETECTION DIFFICULT. MULTISPECTRAL IMAGERY THROUGH
10/2345 UTC DOES NOT SHOW ANY EVIDENCE OF ASH. AN OBSERVATION FROM
10/2100 UTC REPORTS ASH OVER THE VOLCANO MOVING EAST TO SOUTHEAST.   
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TRAJECTORY: UPPER AIR FORECAST MODELS INDICATE THAT ASH TO FL240
WOULD MOVE EAST AT 1O TO 15 KTS.
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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 11/0630.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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KARST
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NNNN