FVXX20 KWBC 071730
VOLCANIC ASH ADVISORY
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ISSUED: 2002APR07/1730Z   VAAC: WASHINGTON
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VOLCANO: TUNGURAHUA  1502-08
LOCATION: 0128S07826W    AREA: ECUADOR
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SUMMIT ELEVATION: 16480 FT (5023 M)
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ADVISORY NUMBER: 2002/200
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INFORMATION SOURCE: GOES-8 IMAGERY. GUAYAQUIL MWO SIGMET.
GEOPHYSICAL INSTITUTE.
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ERUPTION DETAILS: PROBABLE STEAM AND ASH EMISSION AT 07/1615Z.
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OBS ASH DATE/TIME: 07/1615.
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OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS
FL100/250 MOVING NORTHWEST AROUND 10 KNOTS.
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FCST ASH CLOUD+6H: SEE SIGMETS. 
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REMARKS: THE GEOPHYSICAL INSTITUTE REPORTS AN INCREASE IN SEISMIC
ACTIVITY BUT DUE TO CLOUDS ARE UNABLE TO VERIFY BUT BELIEVE THAT
THERE MAY BE A NEAR SUMMIT EMISSION OF STEAM AND A LITTLE ASH.
SATELLITE IMAGERY THROUGH 1645Z SHOWS BROKEN CLOUDS AND NO
DETECTION OF ASH. 
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NEXT ADVISORY: WILL BE ISSUED BY 2002APR07/2330Z.
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