FVXX20 KWBC 181358
VOLCANIC ASH ADVISORY
ISSUED: 2003DEC18/1400Z VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)          

ADVISORY NUMBER: 2003/621

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMET.
 
ERUPTION DETAILS: ASH EMISSIONS
                         
OBS ASH DATE/TIME: 18/1345Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
WINDS FL100/260 MOVING TO W 15-25 KNOTS.
                              
FCST ASH CLOUD+6H: NOT AVBL
FCST ASH CLOUD+12H: NOT AVBL  
FCST ASH CLOUD+18H: NOT AVBL

REMARKS: THE GEOPHYSICAL INSTITUTE LAST OBSERVED ASH TO
FL260 AT 17/2113Z.  SATELLITE IMAGERY HAS NOT SHOWN ASH
ALTHOUGH THERE HAVE BEEN EXTENSIVE CLOUDS IN THE VICINITY OF
THE VOLCANO. 

NEXT ADVISORY: NO FURTHER ADVISORIES.            

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