FVXX21 KWBC 290200
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VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 0200 UTC 29 OCTOBER 1999 BY THE WASHINGTON VAAC 
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TUNGURAHUA 99-043      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 AND INFRARED AND MULTISPECTRAL
IMAGERY  NATIONAL WEATHER SERVICE NUMERICAL WEATHER MODEL DATA.  
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ERUPTION DETAILS: OCCASIONAL VENTING OF ASH AND STEAM.
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DETAILS OF ASH: GOES-8 SATELLITE IMAGERY THROUGH 29/0115 UTC SHOWS
EXTENSIVE CLOUDINESS OVER THE AREA OF THE VOLCANO MAKING DETECTION
OF VOLCANIC ASH IMPOSSIBLE.  HOWEVER..REPORTS FROM THE QUITO
GEOPHYSICAL INSTITUTE PASSED ON BY THE GUAYAQUILL MWO INDICATE ASH
OVER THE VOLCANO TO FL220.
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TRAJECTORY: NUMERICAL MODEL DATA SUGGEST ASH AT FL220 WOULD MOVE
TOWARD THE SOUTH AT 5-10 KT.
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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 29/0800 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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WALTER/SAB/NOAA/NESDIS
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