FVXX21 KWBC 152100
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 2100 UTC 15 APR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-446        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 VISIBLE ... INFRARED AND
MULTISPECTRAL IMAGERY...REPORTS FROM THE GEOPHYSICAL
INSTITUTE. US NATIONAL WEATHER SERVICE FORECAST MODELS
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ERUPTION DETAILS: NEARLY CONTINUOUS GAS EMISSIONS WITH
OCCASIONAL ASH EMISSIONS.
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 15/1815 UTC DOES NOT
SHOW ANY ASH ALTHOUGH THERE ARE SOME CLOUDS IN THE AREA AND
IMAGERY IS LIMITED TO ONE IMAGE EVERY 3 HOURS TO SUPPORT US
NATIONAL WEATHER SERVICE OPERATIONS.  THE GEOPHYSICAL
INSTITUTE REPORTED ASH AT FL300 OVER THE VOLCANO AT 15/1835
UTC.
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TRAJECTORY: ASH FROM THE SUMMIT TO FL300 IS FORECASTED BY
NATIONAL WEATHER SERVICE MODELS TO MOVE TOWARD THE WEST TO
WEST SOUTHWEST AT 10-15 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 16/0300 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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