FVXX21 KWBC 270700
VOLCANIC ASH ADVISORY
ISSUED 0700 UTC 27 JUL 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-876         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. UPPER AIR WIND
FORECAST FROM AVIATION MODEL 
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ERUPTION DETAILS: OCCASIONAL EMISSIONS OF ASH AND STEAM.
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DETAILS OF ASH: GOES-8 IMAGERY THROUGH 0645 UTC SHOWS
WIDESPREAD CLOUDINESS OVER THE AREA AROUND THE VOLCANO MAKING
IT DIFFICULT TO DETECT ANY ASH. THE LAST REPORT OF ASH OVER
THE VOLCANO WAS AT 26/1451 UTC BY THE GEOPHYSICAL INSTITUTE.

TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH AT OR NEAR
SUMMIT LEVEL TO 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 27/1300 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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