FVXX21 KWBC 100700
VOLCANIC ASH ADVISORY
ISSUED 0700 UTC 10 AUG 2000 BY THE WASHINGTON VAAC
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TUNGURAHUA 00-933        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. WIND FORECAST FROM THE AVIATION MODEL. AUGUST 9
GEOPHYSICAL INSTITUTE REPORT. SIGMET FROM THE GUAYAQUIL
METEOROLOGICAL WATCH OFFICE.
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ERUPTION DETAILS: GASES AND OCCASIONAL ASH EMISSIONS. 
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DETAILS OF ASH: NO ASH CAN BE SEEN IN SATELLITE IMAGERY
THROUGH 10/0615 UTC POSSIBLY BECAUSE OF THE EXTENSIVE WEATHER
CLOUDS COVERING THE AREA. A SIGMET INDICATES THAT ASH AT ABOUT
FL230 WAS OBSERVED BY THE GEOPHYSICAL INSTITUTE AT 10/0124
UTC. 
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TRAJECTORY: ASH WAS OBSERVED OVER THE VOLCANO MOVING TOWARD
THE WEST.  UPPER AIR PATTERNS SUGGEST THAT ANY ASH AT ABOUT
FL230 WOULD MOVE TOWARD THE WEST AT APPROXIMATELY 15 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 10/1300 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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