FVXX21 KWBC 030200 
VOLCANIC ASH ADVISORY
ISSUED 0200 UTC 03 SEP 2000 BY THE WASHINGTON VAAC
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TUNGURAHUA 00-1030        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. GEOPHYSICAL
INSTITUTE. SIGMETS FROM GUAYAQUIL METEOROLOGICAL WATCH OFFICE.
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ERUPTION DETAILS: GAS AND ASH EMISSIONS.
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 03/0115 UTC SHOWS
LOW AND MID LEVEL CLOUDINESS OVER THE VOLCANO MAKING IT
DIFFICULT TO DETECT VOLCANIC ASH. THE GEOPHYSICAL INSTITUTE
REPORTED ASH OVER THE VOLCANO AT 02/1633 UTC AND ANOTHER
REPORT AT 02/1348 UTC REPORTED ASH TO FL220 MOVING TO THE
SOUTHWEST.  
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH BETWEEN
THE SUMMIT AND FL220 WOULD MOVE TO THE SOUTHWEST AT ABOUT 20
KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 03/0800 UTC.
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REAL TIME SATELLITE IMAGERY AND 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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