FVXX20 KWBC 131200
VOLCANIC ASH ADVISORY                        
ISSUED: 2003NOV13/1200Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)
                                                       
ADVISORY NUMBER: 2003/490

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

ERUPTION DETAILS: ASH AND STEAM EXHALATIONS
                                                  
OBS ASH DATE/TIME: 13/1115Z

OBS ASH CLOUD: SFC/FL230 15 NM WIDE LINE BETWEEN S0128W07826
S0019W08016.  ASH IS MOVING NW 5-10 KNOTS.  
                                             
FCST ASH CLOUD+6H: SEE SIGMETS
                                   
REMARKS: EARLY MORNING VISIBLE SATELLITE IMAGERY SHOWS A
FAINT PLUME OF ASH AT FL230 EXTENDING TO THE NORTHWEST OF
THE SUMMIT. THE LEADING EDGE OF THIS ASH IS APPROXIMATELY
130 NM FROM THE SUMMIT. THE PLUME IS APPROXIMATELY 15 NM
WIDE.  

NEXT ADVISORY: WILL BE ISSUED BY 2003NOV13/1800Z.            

NNNN"Attached Graphic Map Depicting Ash Only" 

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