FVXX20 KNES 290754 VOLCANIC ASH ADVISORY ISSUED: 2005DEC29/0753Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004 W07739 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2005/305 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS MODEL WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ASH OBSERVED 29/0713Z OBS ASH DATE/TIME: 29/0715Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL170 MOVING TO S 5 KNOTS. FL180/FL220 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 29/1330Z NOT AVBL. FCST ASH CLOUD +12H: 29/1930Z NOT AVBL. FCST ASH CLOUD +18H: 30/0130Z NOT AVBL. REMARKS: THE GEOPHYSICAL INSTITUTE OBSERVED ASH OVER THE VOLCANO AT 0713Z. SATELLITE IMAGERY THROUGH 0715Z SHOWED THE SUDDEN APPEARANCE OF A BRILLIANT HOT SPOT AT 0715Z BUT THERE WAS NO INDICATION OF ASH AT THAT TIME. ...TURK NEXT ADVISORY: WILL BE ISSUED BY 2005DEC29/1400Z NNNN