FVXX21 KWBC 021955 CCA
VOLCANIC ASH ADVISORY...CORRECTION
ISSUED 1930 UTC 02 JUL 2000 BY THE WASHINGTON VAAC 
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CORRECTION FOR TIME ISSUED
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TUNGURAHUA 00-774         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.  WINDS FORECAST FROM THE AVIATION
MODEL. GEOPHYSICAL INSTITUTE REPORT.
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ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS.  
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 02/1845 UTC SHOWED
EXTENSIVE CLOUD COVER OVER MOST OF THE COUNTRY MAKING IT
DIFFICULT TO DETECT ANY ASH. SURFACE OBSERVATION OF THE
VOLCANO IS ALSO DIFFICULT DUE TO THE CLOUD COVER. THE LAST 
REPORTED NEAR SUMMIT PLUME HEIGHT WAS AROUND FL250.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL250 IS FORECAST TO
MOVE WEST AROUND 15 TO KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 03/0130 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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