FVXX21 KWBC 070530
VOLCANIC ASH ADVISORY
ISSUED 0530 UTC 07 JUL 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-792         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. SIX HOUR WIND FORECAST FROM THE 07/0000 UTC AVIATION
MODEL. SIGMET FROM GUAYAQUIL METEOROLOGICAL WATCH OFFICE.
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ERUPTION DETAILS: GAS AND OCCASIONAL ASH EMISSIONS.  
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DETAILS OF ASH: ASH IS NOT SEEN IN THE SATELLITE IMAGERY
THROUGH 07/0445 UTC.  HOWEVER AT 06/1851 THE GEOPHYSICAL
INSTITUTE REPORTED VOLCANIC ASH OVER THE VOLCANO AT UNKNOWN
HEIGHT.       
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TRAJECTORY: ANY ASH BETWEEN THE SUMMIT AND FL220 WOULD MOVE
TOWARDS THE WEST-SOUTHWEST AT 10 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 07/1130 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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WALTER
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