FVXX21 KWBC 212300
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 2300 UTC 21 FEB 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-222       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: THE GEOPHYSICAL INSTITUTE IN QUITO. GOES-8  
VISIBLE AND INFRARED AND MULTISPECTRAL IMAGERY. GUAYAQUIL MWO REPORT 
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ERUPTION DETAILS: OCCASIONAL EMISSIONS OF ASH AND STEAM.
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 2315 UTC SHOWS EXTENSIVE
MIDDLE AND HIGH LEVEL CLOUDS OVER THE VOLCANO MAKING ANY DETECTION
OF ASH OR STEAM DIFFICULT. THE GEOPHYSICAL INSTITUTE IN QUITO
REPORTS THAT THE VOLCANO REMAINS UNSTABLE AND THAT AN EXPLOSION OF
ASH OR STEAM COULD OCCUR AT ANY TIME. THE GUAYAQUIL MWO REPORTS THAT
LOCAL SURFACE INDICATES VOLCANIC ASH IN THE AREA.
 
TRAJECTORY: ANY ASH NEAR OR SLIGHTLY ABOVE SUMMIT LEVEL WOULD MOVE
TOWARD THE WEST AT 10 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 22/0500 UTC.
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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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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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SCHWARTZ
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