FVXX20 KWBC 220425
VOLCANIC ASH ADVISORY
ISSUED: 2003DEC22/0425Z VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/632

INFORMATION SOURCE: GOES-12 IMAGERY. MODEL WINDS FORECAST.
GUAYAQUIL MWO SIGMET.
 
ERUPTION DETAILS: ASH EMISSIONS.
                         
OBS ASH DATE/TIME: 22/0345Z.

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. 
WINDS SFC/FL250 MOVING TO W 10 KNOTS.
                              
FCST ASH CLOUD+6H: NOT AVBL
FCST ASH CLOUD+12H: NOT AVBL  
FCST ASH CLOUD+18H: NOT AVBL

REMARKS: WEATHER CLOUDS HAVE SPREAD OVER THE REGION
OBSCURING DETECTION OF ANY ASH OR HOT SPOT. HEIGHT ESTIMATE
IS BASED ON A 21/2025Z OBSERVATION OF ASH TO FL250 FROM THE
GEOPHYSICAL INSTITUTE.  

NEXT ADVISORY: WILL BE ISSUED BY 2003DEC22/1030Z.

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