FVXX20 KWBC 231906 CCA
VOLCANIC ASH ADVISORY

CORRECTION TO OBS ASH CLOUD

ISSUED: 2004JAN23/1905Z VAAC: WASHINGTON          

VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2004/082

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

ERUPTION DETAILS: ASH AND GAS EMISSIONS

OBS ASH DATE/TIME: 23/1815Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
FL100/220 WINDS MOVING TO S 5-15 KNOTS. 
               
FCST ASH CLOUD+6H:  NOT AVBL            
FCST ASH CLOUD+12H: NOT AVBL   
FCST ASH CLOUD+18H: NOT AVBL

REMARKS: ASH IS NO LONGER VISIBLE IN SATELLITE IMAGERY
THROUGH 23/1815Z.  EARLIER IMAGERY DID SHOW ASH MOVING DUE
SOUTH OF THE VOLCANO.  CURRENT IMAGERY SHOWS A WEAK HOT SPOT
IN THE VICINITY OF THE VOLCANO.  MODEL WINDS CONTINUE TO
SUGGEST THAT ANY ASH BELOW FL220 WOULD MOVE TO THE WEST-
SOUTHWEST.

NEXT ADVISORY: WILL BE ISSUED BY 2004JAN24/0100Z.

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