FVXX20 KWBC 231407                      
VOLCANIC ASH ADVISORY 
ISSUED: 2003SEP23/1400Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/276

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMET 

ERUPTION DETAILS: EMISSION AT 21/2345Z
                                            
OBS ASH DATE/TIME: 23/1315Z

OBS ASH CLOUD: SFC/FL200 10 NM WIDE LINE OF ASH EXTENDING
BETWEEN S0128W07826 S0143W07915.  ASH IS MOVING SW 10-15
KNOTS.

FCST ASH CLOUD+6H: SEE SIGMETS.

REMARKS: EARLY MORNING VISIBLE SATELLITE IMAGERY SHOWS A
WELL DEFINED PLUME EXTENDING TO THE SOUTHWEST AWAY FROM THE
SUMMIT.  THE PLUME IS 50 NM IN LENGTH AND 10 NM WIDE
EXTENDING TO THE POINT S0143W07915. CLOUDS BEGIN TO OBSCURE
THE SKIES AT THE END POINT THUS MAKING IT DIFFICULT TO
DETECT ASH ANY FURTHER TO THE SOUTHWEST....WALTER

NEXT ADVISORY: WILL BE ISSUED BY 2003SEP23/2000Z.
 
NNNN
                                             "Attached Graphic Map Depicting Ash Only" 

""