FVXX21 KWBC 230425
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 0425 UTC 23 MAY 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-602         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. THE GEOPHYSICAL INSTITUTE IN QUITO. 1800 UTC AVIATION
MODEL FORECAST DATA.
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ERUPTION DETAILS: NEARLY CONTINUOUS GAS AND ASH EMISSIONS.   
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DETAILS OF ASH: GOES-8 IMAGERY THROUGH 0345 UTC DOES NOT SHOW
ANY ASH. THERE ARE SOME SCATTERED TO BROKEN REGIONS OF
CLOUDINESS HELPING TO OBSCURE VIEW OF THE SUMMIT BUT THERE
HAVE BEEN NO RECENT REPORTS OF ASH. THE GEOPHYSICAL INSTITUTE
LAST REPORTED ASH OVER THE VOLCANO AT 22/1425 UTC TO A HEIGHT
OF FL230.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL230 WOULD MOVE WEST
AT 15 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 23/1030 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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