FVXX20 KWBC 071611 
VOLCANIC ASH ADVISORY
ISSUED: 2003JUN07/1630Z   VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M) 

ADVISORY NUMBER: 2003/053
 
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST.
GUAYAQUIL MWO SIGMET 

ERUPTION DETAILS: ASH EMISSIONS STARTING AT 06/2000Z.  MOST
RECENT KNOWN EMISSION AT 07/1220Z.
 
OBS ASH DATE/TIME: 07/1545Z
 
OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.  WINDS
FL100/FL240 MOVING W 15-20 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS
 
REMARKS: EXTENSIVE WEATHER CLOUDS ARE PREVENTING ASH DETECTION IN
SATELLITE IMAGERY.  A RECENT SIGMET CITES A GEOPHYSICAL INSTITUTE
OBSERVATION OF PROBABLE VOLCANIC ASH AT 1220Z.

NEXT ADVISORY: WILL BE ISSUED BY 2003JUN07/2230Z.

NNNN