FVXX20 KWBC 151130
VOLCANIC ASH ADVISORY     
ISSUED: 2002JAN15/1128Z VAAC: WASHINGTON
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VOLCANO: TUNGURAHUA  1502-08
LOCATION: 0128S 7826W    AREA: ECUADOR
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SUMMIT ELEVATION: 16480 FT (5023 M)
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ADVISORY NUMBER: 2002/018
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INFORMATION SOURCE: SIGMET FROM GUAYAQUIL METEOROLOGICAL WATCH
OFFICE. INFRARED AND MULTISPECTRAL SATELLITE IMAGERY. WIND
FORECAST FROM AVIATION MODEL.
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ERUPTION DETAILS: ASH OBSERVED AT 15/1100Z.
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DETAILS OF ASH CLOUD: A SIGMET CITES AN 11Z PILOT OBSERVATION OF
WESTWARD MOVING ASH BETWEEN FL160 AND FL180.  NO ASH CAN BE
DETECTED IN SATELLITE IMAGERY THROUGH 1045Z.  
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT FL180 ASH WOULD MOVE
TO THE WEST OR SOUTHWEST AT ABOUT 15 KNOTS.
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OUTLOOK: SEE SIGMETS.
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NEXT ADVISORY: WILL BE ISSUED BY 2002JAN15/1730Z.
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