FVXX20 KWBC 122313
VOLCANIC ASH ADVISORY                        
ISSUED: 2003NOV12/2330Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)
                                                       
ADVISORY NUMBER: 2003/487

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

ERUPTION DETAILS: ASH AND STEAM EXHALATIONS
                                                  
OBS ASH DATE/TIME: 12/1645Z

OBS ASH CLOUD: SFC/FL240 5 NM WIDE LINE BETWEEN S0128W07826
S0108W07848.  ASH IS MOVING NW 5-10 KNOTS.  
                                             
FCST ASH CLOUD+6H: SEE SIGMETS
                                   
REMARKS: A FAINT ASH PLUME CAN BE SEEN IN VISIBLE AND
MULTISPECTRAL IMAGERY THROUGH 2215Z EXTENDING NORTHWEST FROM
THE SUMMIT. THE PLUME APPEARS TO BE ABOUT 28 NM LONG AND 5
NM WIDE. NO HOTSPOT CAN BE DETECTED.  GUAYAQUIL SIGMET
REPORTED ASH CLOUD AT 2120Z AND EARLIER REPORT AT 1900Z FROM
STATION SERB REPORTED ASH CLOUD TO FL170.

NEXT ADVISORY: WILL BE ISSUED BY 2003NOV13/0530Z.            

NNNN"Attached Graphic Map Depicting Ash Only" 

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