FVXX21 KWBC 041925
VOLCANIC ASH ADVISORY
ISSUED 1925 UTC 04 JUL 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-782         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. WIND FORECAST FROM THE AVIATION MODEL.
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ERUPTION DETAILS: NEARLY CONTINUOUS GAS AND OCCASIONAL ASH
EMISSIONS.  
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DETAILS OF ASH: BECAUSE OF CLOUD COVER NO ASH HAS BEEN
DETECTED IN THE SATELLITE IMAGERY THROUGH 04/1845 UTC. THERE
HAVE BEEN NO REPORTS OF MAJOR ASH EMISSIONS. 
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TRAJECTORY: ANY ASH THAT MAY EXIST BETWEEN THE SUMMIT AND
FL250 WILL MOVE TO THE WEST AROUND 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 05/0130 UTC.
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REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC
ASH ADVISORIES 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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