FVXX20 KNES 201201
VOLCANIC ASH ADVISORY
ISSUED: 2004DEC20/1201Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2004/573

INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS
MODEL WINDS. GEOPHYSICAL INST. 

ERUPTION DETAILS: ASH OBSERVED BY AIRCRAFT

OBS ASH DATE/TIME: 20/1115Z

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: AIRCRAFT OBSERVATION OF ASH OVER THE
VOLCANO TO FL170. ASH IS NOT OBSERVED IN SATELLITE
IMAGERY. ACCORDING TO UPPER AIR WINDS ASH SHOULD
MOVE TOWARDS THE W AT 5-10KTS ...KARST

NEXT ADVISORY: WILL BE ISSUED BY 2004DEC20/1800Z

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