FVXX21 KWBC 230945
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0945 UTC 23 FEB 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-228         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   
INFRARED AND MULTISPECTRAL IMAGERY.
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ERUPTION DETAILS: OCCASIONAL EMISSIONS OF ASH AND STEAM.
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DETAILS OF ASH: GOES-8 SATELLITE IMAGERY THROUGH 0915 UTC SHOWS NO SIGNS OF
ASH OR STEAM. HOWEVER THERE IS ALSO A FAIR AMOUNT OF CLOUDINESS IN THE
VICINITY OF THE VOLCANO WHICH IS HELPING TO OBSCURE THE SUMMIT. THERE HAVE
BEEN NO RECENT REPORTS OF ASH HOWEVER THE VOLCANO IS VERY UNSTABLE AND IS
CAPABLE OF PRODUCING ASH EMISSIONS AT ANY TIME. MOST RECENTLY THE ASH HAS
BEEN NEAR-SUMMIT AND PERHAPS REACHING AS HIGH AS FL200.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL200 SHOULD MOVE TO THE WEST AT 10
TO 15 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 23/1530 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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ORRISON
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