FVXX20 KWBC 121222
VOLCANIC ASH ADVISORY
ISSUED: 2003DEC12/1230Z VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/599

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS.
GUAYAQUIL MWO SIGMET.   
 
ERUPTION DETAILS: ASH EMISSIONS

OBS ASH DATE/TIME: 12/1145Z 

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
WINDS FL100/200 MOVING TO W 5-10 KNOTS.
 
FCST ASH CLOUD+6H: NOT AVBL
FCST ASH CLOUD+12H: NOT AVBL
FCST ASH CLOUD+18H: NOT AVBL

REMARKS: A HOTSPOT HAS BEEN SEEN OVER THE PAST SIX HOURS
INDICATING THAT ACTIVITY IS STILL OCCURRING. HOWEVER...VERY
HIGH WEATHER CLOUDS AND LOW SUN ANGLE HAVE MADE DETECTION OF
ASH VERY DIFFICULT SO FAR THIS MORNING. LATEST OBSERVATION
REPORT IN GUAYAQUIL MWO SIGMET INDICATED THAT ASH HEIGHT WAS
TO FL200 AT 1131Z...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2003DEC12/1830Z.            

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