FVXX20 KWBC 061540
VOLCANIC ASH ADVISORY
ISSUED: 2002AUG06/1540Z  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: 2002/379
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INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST.
GEOPHYSICAL INSTITUTE. GUAYAQUIL MWO.
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ERUPTION DETAILS: ONGOING ASH AND STEAM EMISSIONS.
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OBS ASH DATE/TIME: 06/1445Z.
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OBS ASH CLOUD: SFC/FL200 3 NM WIDE LINE OF ASH EXTENDING BETWEEN 
S0128W07826 S0129W07846 S0134W07907.  ASH IS MOVING WEST AT 20
KNOTS.
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FCST ASH CLOUD+6H: SEE SIGMETS.
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REMARKS: SURFACE REPORTS AND A PILOT REPORT CITED IN THE MOST
RECENT GUAYAQUIL SIGMET INDICATED ASH TO FL200 WAS MOVING TOWARDS
THE WEST.  SATELLITE IMAGERY REVEALED A FAINT AND NARROW PLUME
EXTENDING NEARLY 40 NM TO THE WEST OF THE SUMMIT.  TURK.
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NEXT ADVISORY: WILL BE ISSUED BY 2002AUG06/2130Z.
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NNNN 
"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"