FVXX20 KWBC 312215
VOLCANIC ASH ADVISORY
ISSUED: 2002JUL31/2215Z  VAAC: WASHINGTON
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VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
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SUMMIT ELEVATION: 16480 FT (5023 M)
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ADVISORY NUMBER: 2002/363

INFORMATION SOURCE: AVN MODEL WINDS FORECAST. GUAYAQUIL MWO
SIGMET. GEOPHYSICAL INSTITUTE. GOES-8 IMAGERY.
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ERUPTION DETAILS: AIRCRAFT REPORT OF ASH AT 31/2153Z
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OBS ASH DATE/TIME: 31/2153Z
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OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS
FL100/FL200 MOVING W 15-20 KNOTS.                           
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FCST ASH CLOUD+6H: SEE SIGMETS.
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REMARKS: A NEW SIGMET OUT OF GUAYAQUIL INDICATES AN AIRCRAFT
REPORT OF ASH AT 31/2153Z.  REPORTED HEIGHT OF ASH IS BETWEEN
FL165 AND FL200 MOVING WEST.  CURRENT SATELLITE IMAGERY THROUGH
31/2145Z SHOWS CONSIDERABLE CLOUDS OVER THE AREA MAKING DETECTION
OF ASH DIFFICULT.....WALTER
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NEXT ADVISORY: WILL BE ISSUED BY 2002AUG01/0430Z.
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