FVXX20 KWBC 231357 
VOLCANIC ASH ADVISORY
ISSUED: 2003AUG23/1400Z  VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
                              
SUMMIT ELEVATION: 16480 FT (5023 M)
 
ADVISORY NUMBER: 2003/158
 
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST.
 
ERUPTION DETAILS: ASH ERUPTION STARTED AT 20/1745Z.
 
OBS ASH DATE/TIME: 23/1315Z.
 
OBS ASH CLOUD: SFC/FL240 S0128W07826 S0138W07925
S0240W08033 S0245W08033 S0248W08009 S0221W07915
S0209W07854 S0134W07827 S0128W07826 MOVING SW 10-15
KNOTS.

FCST ASH CLOUD+6H: SEE SIGMETS AND VAFTAD.
                                   
REMARKS: MULTISPECTRAL IMAGERY THROUGH 1345Z SHOWED A
THINNING PLUME EXTENDING APPROXIMATELY 145 NM TO THE
SOUTHWEST OF THE SUMMIT. RECENT IMAGES INDICATE
THICKER ASH IN THE IMMEDIATE VICINITY OF THE SUMMIT.

NEXT ADVISORY: WILL BE ISSUED BY 2003AUG23/2000Z.
               
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"Attached Graphic Map Depicting Ash Only" 

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