FVXX20 KWBC 012125
VOLCANIC ASH ADVISORY
ISSUED: 2003SEP01/2130Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/197

INFORMATION SOURCE: GOES-12 IMAGERY. GUAYAQUIL MWO SIGMET.

ERUPTION DETAILS: ONGOING ERUPTION SINCE 20/1745Z.
                                            
OBS ASH DATE/TIME: 01/2045Z

OBS ASH CLOUD: SFC/FL240 13 NM WIDE LINE BETWEEN S0128W07826
S0136W07828 S0153W07817. ASH IS MOVING S 5-15 KNOTS.
                           
FCST ASH CLOUD+6H: SEE SIGMETS AND VAFTAD.

REMARKS: UPDATE OF TUNGURAHUA VAA 2003/196 BASED ON NEW
INFORMATION...LATEST GUAYAQUIL SIGMET INDICATED ASH WAS
BEGINNING TO MOVE TO THE SE BASED ON OBSERVATORY INFORMATION
...AND IN SUBSEQUENT VISIBLE AND OTHER MULTI-SPECTRAL
TECHNIQUES ASH COULD BE DETECTED MOVING BETWEEN 140 AND 220
DEGREES OF THE SUMMIT OR SE TO SW DIRECTION. WILL CONTINUE
TO MONITOR SITUATION CLOSELY...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2003SEP02/0330Z.

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                                          "Attached Graphic Map Depicting Ash Only" 

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