FVXX21 KWBC 291600
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 1600 UTC 29 MAY 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-628         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.  GUAYAQUIL METEOROLOGICAL WATCH OFFICE.  12 HOUR WIND
FORECAST FROM THE 29/0600 AVIATION MODEL.
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ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS.   
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 29/1545 UTC SHOWS
EXTENSIVE CLOUDS OVER THE VOLCANO MAKING ANY DETECTION OF ASH
DIFFICULT. THE LAST REPORTED ASH OVER THE VOLCANO WAS AT
28/1227 UTC BUT THE VOLCANO REMAINS UNSTABLE SO FURTHER
ERUPTIONS MAY OCCUR AT ANY TIME.
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TRAJECTORY: ANY ASH BETWEEN THE SUMMIT AND FL250 WOULD MOVE TO
THE WEST AT 15 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 29/2200 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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WALTER 
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