FVXX20 KWBC 051642       
VOLCANIC ASH ADVISORY
ISSUED: 2003OCT05/1700Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/326

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

ERUPTION DETAILS: SERIES OF EMISSIONS STARTING AT 21/2345Z
                                            
OBS ASH DATE/TIME: 05/1615Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. 
WINDS FL100/230 MOVING W 10-15 KNOTS.

FCST ASH CLOUD+6H: SEE SIGMETS

REMARKS: VISIBLE IMAGERY SHOWS CLOUDS OVER THE VOLCANO
MAKING IT DIFFICULT TO DETECT ANY ASH. THE LATEST
OBSERVATION OF ASH OVER THE VOLCANO BY THE GEOPHYSICAL
INSTITUTE WAS AT 1010Z. UPPER AIR MODEL WINDS SUGGEST THAT
ANY ASH TO FL230 SHOULD MOVE TOWARDS THE W AT 10-15 KNOTS.

NEXT ADVISORY: WILL BE ISSUED BY 2003OCT05/2300Z.  
 
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