FVXX21 KNES 202301 VOLCANIC ASH ADVISORY ISSUED: 2005OCT20/2301Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004 W07739 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2005/256 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS MODEL WINDS. ERUPTION DETAILS: ASH OBSERVED AT 2232Z. OBS ASH DATE/TIME: 20/2245Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL170 MOVING TO W 10 KNOTS. FCST ASH CLOUD +6H: 21/0500Z FCST ASH CLOUD +12H: 21/1100Z FCST ASH CLOUD +18H: 21/1700Z REMARKS: THE GEOPHYSICAL INSTITUTE REPORTED OBSERVING ASH TO FL170 AND MOVING WEST AT 2232Z. ASH IS NOT VISIBLE IN SATELLITE IMAGERY THROUGH 20/2245Z. WILL CONTINUE TO MONITOR. ...BALDWIN NEXT ADVISORY: WILL BE ISSUED BY 2005OCT21/0500Z NNNN