FVXX21 KNES 212337 VOLCANIC ASH ADVISORY ISSUED: 2005OCT21/2337Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004 W07739 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2005/258 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS MODEL WINDS. ERUPTION DETAILS: ASH OBSERVED AT 21/2301Z. OBS ASH DATE/TIME: 21/2315Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL120 MOVING TO NW 5-10 KNOTS. FCST ASH CLOUD +6H: 22/0530Z FCST ASH CLOUD +12H: 22/1130Z FCST ASH CLOUD +18H: 22/1730Z REMARKS: THE GEOPHYSICAL INSTITUTE REPORTED OBSERVING ASH TO FL120...SUMMIT HEIGHT...AT 2301Z MOVING NORTHWEST. ASH IS NOT VISIBLE IN SATELLITE IMAGERY NOR IS A HOTPSOT OBSERVED THROUGH 21/2315Z. WILL CONTINUE TO MONITOR. ...BALDWIN NEXT ADVISORY: NO FURTHER ADVISORIES NNNN