FVXX21 KWBC 240420
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 0420 UTC 24 MAY 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-606         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.  12 HOUR WIND FORECAST FROM THE 23/1800 UTC AVIATION
MODEL. GEOPHYSICAL INSTITUTE IN QUITO.
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ERUPTION DETAILS: NEARLY CONTINUOUS GAS AND ASH EMISSIONS.   
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DETAILS OF ASH: NO ASH CAN BE SEEN IN SATELLITE IMAGERY
THROUGH 24/0345 UTC DUE TO EXTENSIVE CLOUDINESS. HOWEVER THE
VOLCANO REMAINS VERY RESTLESS AND THERE WERE REPORTS OF ASH
FALLS IN THE CITY OF QUERO JUST OVER 12 HOURS AGO. THE LAST
CONFIRMED HEIGHT OF ASH WAS FL230 ABOUT 36 HOURS AGO. ANY
CURRENT ACTIVITY IS NOT BELIEVED TO BE ANY HIGHER THAN FL230
FOR NOW.
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TRAJECTORY: ANY ASH FROM THE SUMMIT AND FL230 IS EXPECTED TO
MOVE TOWARD 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 24/1030 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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