FVXX21 KWBC 261050
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1050 UTC 26 FEB 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-241        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: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY...GEOPHYSICAL INSTITUTE...1800 UTC AVIATION MODEL UPPER AIR
SOUNDING DATA...
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ERUPTION DETAILS: EXPLOSIVE ERUPTION AT 25/1630 UTC...               
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DETAILS OF ASH: SATELLITE IMAGERY ENDING AT 26/1015 UTC DOES NOT
INDICATE ANY ASH OR STEAM. STRONG SHOWER AND THUNDERSTORM ACTIVITY
EAST OF THE MOUNTAINS HAS LEFT AN EXTENSIVE AMOUNT OF CLOUDINESS
ACROSS THE REGION AND THUS CONTINUES TO OBSCURE FULL VIEW OF THE
SUMMIT. HOWEVER IT SHOULD BE NOTED THAT THE GEOPHYSICAL INSTITUTE
REPORTED A LARGE AMOUNT OF SEISMIC ACTIVITY RECENTLY AND THE
POTENTIAL EXISTS FOR AN ERUPTION AT ANY TIME. ASH WAS LAST REPORTED
AT FL170 ABOUT 12 HOURS AGO.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL170 SHOULD MOVE TO THE WEST
AND SOUTHWEST AT 10 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 26/1630 UTC.

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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