FVXX21 KWBC 271830
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1830 UTC 27 FEB 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-247        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. GEOPHYSICAL INSTITUTE REPORT. AVIATION MODEL WINDS
FORECAST.  GUAYAQUIL METEOROLOGICAL WATCH OFFICE SIGMET.
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ERUPTION DETAILS: NEARLY CONTINUOUS EMISSION OF GASES AND ASH.
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 27/1745 UTC SHOWS
SIGNIFICANT CLOUD COVER AROUND THE VOLCANO MAKING ANY ASH DETECTION
DIFFICULT. THE GEOPHYSICAL INSTITUTE REPORT ESTIMATES THE ASH TO
FL270 MOVING WESTERLY. 
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TRAJECTORY: ASH BELOW FL270 WILL MOVE WESTERLY AROUND 10 TO 20
KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT STATEMENT WILL BE ISSUED BY 28/0130 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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