FVXX20 KWBC 261403
VOLCANIC ASH ADVISORY 
ISSUED: 2003AUG26/1400Z  VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)
 
ADVISORY NUMBER: 2003/170
 
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMETS.
.
ERUPTION DETAILS: ASH ERUPTION STARTED AT 20/1745Z.
 
OBS ASH DATE/TIME: 26/1315Z
 
OBS ASH CLOUD:
FL100/270 S0128W07824 S0119W07824 S0011W08003 S0032W08118
S0046W08123 S0106W08118 S0138W07940 S0133W07824 MOVING WEST
10-20 KNOTS.

FCST ASH CLOUD+6H: SEE SIGMETS AND VAFTAD.

REMARKS: SATELLITE IMAGERY THROUGH 26/1315Z SHOWS A LARGE
AREA OF THIN ASH TO THE WEST AND NORTHWEST OF THE VOLCANO.
LOOPING IMAGERY IS SHOWING SOME DRIFTING OF ASH TO THE NORTH
FROM THE ALMOST DUE WEST PLUME WHICH ACCOUNTS FOR THE MORE
NORTHWESTERLY COMPONENTS OF THE ASH AREA.  METEOROLOGICAL
CLOUDS IN THE VICINITY OF THE VOLCANO ARE MAKING THE EXACT
DELINEATION OF THE ASH PLUME THERE DIFFICULT. 
.
NEXT ADVISORY: WILL BE ISSUED BY 2003AUG26/2000Z.

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"Attached Graphic Map Depicting Ash Only" 

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