FVXX20 KWBC 310330     
VOLCANIC ASH ADVISORY
ISSUED: 2002JAN31/0330Z   VAAC: WASHINGTON
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VOLCANO: TUNGURAHUA  1502-08
LOCATION: 0128S7826W    AREA: ECUADOR
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SUMMIT ELEVATION: 16480 FT (5023 M).
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ADVISORY NUMBER: 2002/038
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INFORMATION SOURCE: GOES-8 VISIBLE..INFRARED AND MULTISPECTRAL
IMAGERY. NWS NUMERICAL MODEL WINDS FORECAST.  THE GEOPHYSICAL
INSTITUTE IN QUITO.  SIGMET FROM GUAYAQUIL METEOROLOGICAL WATCH
OFFICE.
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ERUPTION DETAILS: EXHALATION AT 30/2230Z TO FL200.
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OBS ASH DATE/TIME: 31/0245Z
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OBS ASH CLOUD: SFC/FL200 MOVING W 10 KNOTS ASH NOT IDENTIFIABLE
FROM SATELLITE DATA.
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FCST ASH CLOUD+6H: SEE SIGMETS
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REMARKS: CURRENT SATELLITE IMAGERY SHOWS EXTENSIVE CLOUD COVER
OVER THE REGION OF THE VOLCANO THUS MAKING DETECTION OF ASH
DIFFICULT....WALTER   
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NEXT ADVISORY: NO FURTHER ADVISORIES
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