FVXX21 KWBC 0403210
VOLCANIC ASH ADVISORY
ISSUED: 2004FEB04/0330Z VAAC: WASHINGTON

VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
                              
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2004/111

INFORMATION SOURCE: GOES 12 IMAGERY. GFS MODEL WINDS
FORECAST. GEOPHYSICAL INSTITUTE
      
ERUPTION DETAILS: EMISSION AT 03/2030Z

OBS ASH DATE/TIME: 04/0245Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
WINDS FL100/260 MOVING TO W 15-20 KNOTS.

FCST ASH CLOUD+6H: NOT AVBL
FCST ASH CLOUD+12H: NOT AVBL
FCST ASH CLOUD+18H: NOT AVBL

REMARKS: THE GEOPHYSICAL INSTITUTE OBSERVED ASH TO FL260 AT
03/2030Z. EXTENSIVE CLOUDINESS MAKES IT DIFFICULT TO OBSERVE
ASH FROM SATELLITE IMAGERY.  ACCORDING TO UPPER AIR WINDS
ANY ASH TO FL260 SHOULD MOVE TOWARDS THE W AT 15-20 KTS.
      
NEXT ADVISORY: WILL BE ISSUED BY 2004FEB04/0930Z             

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