FVXX20 KWBC 171402
VOLCANIC ASH ADVISORY
ISSUED: 2003DEC17/1400Z VAAC: WASHINGTON

VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR

SUMMIT ELEVATION: 16480 FT (5023 M)          

ADVISORY NUMBER: 2003/617

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GEOPHYSICAL INSTITUTE
 
ERUPTION DETAILS: ASH EMISSIONS AT 17/1330Z
                         
OBS ASH DATE/TIME: 17/1345Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
WINDS FL100/200 MOVING TO W 10-15 KNOTS.
 
FCST ASH CLOUD+6H: NOT AVBL
FCST ASH CLOUD+12H: NOT AVBL  
FCST ASH CLOUD+18H: NOT AVBL

REMARKS: THE GEOPHYSICAL INSTITUTE HAS OBSERVED ASH OVER THE
VOLCANO AT 1330Z. SATELLITE IMAGERY DOES NOT INDICATE ANY
ASH DUE TO EXTENSIVE CLOUDS IN THE VICINITY OF THE VOLCANO.
THE ASH IS ESTIMATED AT FL200 FROM A PILOT REPORT AND IS
MOVING TOWARDS THE W AT 10-15 KNOTS.

NEXT ADVISORY: WILL BE ISSUED BY 2003DEC17/2000Z

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