FVXX20 KWBC 010730
VOLCANIC ASH ADVISORY
ISSUED: 2002MAR28/0730Z  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: 2002/104
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INFORMATION SOURCE: GOES-8 IMAGERY. AVIATION MODEL WIND FORECAST.
GEOPHYSICAL INSTITUTE 
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ERUPTION DETAILS: ASH OBSERVED AT 01/0038Z.
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OBS ASH DATE/TIME: 01/0038Z 
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OBS ASH CLOUD: SFC/FL220 MOVING W 10 KNOTS. ASH NOT IDENTIFIABLE
IN SATELLITE DATA.  
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FCST ASH CLOUD+6H: SEE SIGMETS.
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REMARKS: ASH CANNOT BE SEEN IN SATELLITE IMAGERY THROUGH 01/0715
DUE TO EXTENSIVE WEATHER CLOUDS. THE GEOPHYSICAL INSTITUTE AT
01/0038Z REPORTED VOLCANIC ASH OVER THE VOLCANO TO UNKNOWN HEIGHT
MOVING WEST. HEIGHT OF FL400 WAS REPORTED AT 28/0938Z AND MIGHT NO
LONGER BE VALID.
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NEXT ADVISORY: WILL BE ISSUED BY 2202MAR01/1330Z
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