FVXX21 KWBC 020730
VOLCANIC ASH ADVISORY
ISSUED 0730 UTC 02 JUL 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-772         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.  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: THE GEOPHYSICAL INSTITUTE REPORTED THAT
VOLCANIC ASH WAS LIKELY OVER THE VOLCANO AT 02/0058 UTC. THE
ASH WAS UP TO FL240 AND MOVING TOWARDS THE WEST. SATELLITE
IMAGERY THROUGH 02/0645 UTC SHOWED EXTENSIVE LOW AND MID LEVEL
CLOUDINESS IN THE VICINITY OF THE VOLCANO MAKING IT DIFFICULT
TO DETECT ANY ASH.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL240 WOULD MOVE TO THE
WEST AT 15 TO 20 KTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 02/1330 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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KARST
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