FVXX21 KWBC 152200
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 2200 UTC 15 MAY 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-572         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: SIGMET FROM THE GUAYAQUIL
METEOROLOGICAL WATCH OFFICE. GOES-8 VISIBLE..INFRARED AND
MULTISPECTRAL IMAGERY. 12 HOUR WIND FORECAST FROM THE 15/1200
UTC AVIATION MODEL.
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ERUPTION DETAILS: NEARLY CONTINUOUS GAS AND OCCASIONAL ASH
EMISSIONS.   
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DETAILS OF ASH: A SIGMET FROM THE GUAYAQUIL MWO REPORTS
WESTWARD MOVING ASH AT FL280.  SATELLITE IMAGERY AT 15/2115
UTC SHOWS A THIN ASH PLUME ABOUT 36 KM (19 NMI) LONG AND 8 KM
(4 NMI) WIDE. THE PLUME EXTENDS WESTWARD FROM THE VOLCANO
SUMMIT APPROXIMATELY TO THE POINT 0128S 7846W.  
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TRAJECTORY: ASH AT ABOUT FL280 IS MOVING TOWARD THE WEST AT 10
TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT STATEMENT WILL BE ISSUED BY 16/0400 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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"Attached Graphic Map Depicting Ash" 

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