FVXX20 KWBC 180740
VOLCANIC ASH ADVISORY
ISSUED: 2003DEC18/0800Z VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)          

ADVISORY NUMBER: 2003/620

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMET.
 
ERUPTION DETAILS: ASH EMISSIONS AT 17/1330Z
                         
OBS ASH DATE/TIME: 18/0715Z

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 OBSERVED ASH TO FL260 AT
17/2113Z.  SATELLITE IMAGERY DOES NOT SHOW ASH DUE TO
EXTENSIVE CLOUDS IN THE VICINITY OF THE VOLCANO THROUGH
18/0715Z. WE WILL CONTINUE TO CLOSELY MONITOR AND ADVISE AS
NEEDED...KIBLER

NEXT ADVISORY: WILL BE ISSUED BY 2003DEC18/1400Z.

NNNN