FVXX22 KNES 231625 VOLCANIC ASH ADVISORY ISSUED: 2005SEP23/1624Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004W07740 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2005/233 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS MODEL WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: EMISSIONS OF ASH AND GASES. OBS ASH DATE/TIME: 23/1545Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL210 MOVING TO W 20-25 KNOTS. FCST ASH CLOUD +6H: 23/2200Z FCST ASH CLOUD +12H: 24/0400Z FCST ASH CLOUD +18H: 24/1000Z REMARKS: THE INSTITUTE OBSERVED AN ASH CLOUD AT 1310Z TO FL120/185 MOVING SOUTH AND AT 1530Z AT FL120/210. CURRENT MODEL WINDS AT FL210 SUGGEST WINDS MOVING WEST AT 20-25 KTS. A PATCH OF MID-LEVEL CLOUDS HAS MOVED ACROSS THE SUMMIT THIS MORNING AND SUBSEQUENT LEE CLOUDS HAVE OBSCURED ANY OBSERVATION OF ASH. MULTISPECTRAL IMAGERY ALSO DOES NOT SHOW ANY HOTSPOT. ...BALDWIN NEXT ADVISORY: WILL BE ISSUED BY 2005SEP23/2230Z NNNN