FVXX20 KWBC 151835
VOLCANIC ASH ADVISORY
ISSUED: 2003DEC15/1830Z VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/610

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMET. GEOPHYSICAL INSTITUTE.
 
ERUPTION DETAILS: ASH EMISSIONS AT 15/1702Z

OBS ASH DATE/TIME: 15/1815Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
WINDS FL100/FL230 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 INDICATES
THAT AN ERUPTION OCCURRED AT 15/1702 AND THAT ASH WAS
HEADING WEST.  THERE IS A SLIGHT INDICATION OF POSSIBLE ASH
MOVING WEST IN SATELLITE IMAGERY AT 15/1815Z HOWEVER DUE TO
CLOUDS ACROSS THE REGION ASH COULD NOT BE CONFIRMED. WE
WILL CONTINUE TO MONITOR AND ADVISE AS
NEEDED...GALLINA/KIBLER

NEXT ADVISORY: WILL BE ISSUED BY 2003DEC16/0030Z

NNNN