FVXX20 KWBC 301900
VOLCANIC ASH ADVISORY 
ISSUED: 2003OCT30/1930Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/433

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

ERUPTION DETAILS: CONTINUED ASH AND STEAM EXHALATIONS.

OBS ASH DATE/TIME: 30/1845Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
WINDS FL100/FL230 MOVING S 5 KNOTS.
                                             
FCST ASH CLOUD+6H: SEE SIGMETS

REMARKS: THE EARLY MORNING ASH PLUME FADED AND HAS BECOME
OBSCURED BY THUNDERSTORMS THAT HAVE DEVELOPED IN THE REGION.
GFS MODEL WINDS ARE FORECASTING WINDS FROM THE SUMMIT TO
FL230 TO BE VERY LIGHT AND BUT PREDOMINANTLY TRANSPORT ASH
TOWARD THE SOUTH OF THE SUMMIT. 

NEXT ADVISORY: WILL BE ISSUED BY 2003OCT31/0130Z.

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