FVXX22 KNES 201311 VOLCANIC ASH ADVISORY ISSUED: 2005SEP20/1310Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004W07740 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2005/221 INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. ERUPTION DETAILS: INTERMITTENT EMISSIONS OF ASH AND GASES OBS ASH DATE/TIME: 20/1245Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL200 MOVING TO W 15 KNOTS. FCST ASH CLOUD +6H: 20/1900Z FCST ASH CLOUD +12H: 21/0100Z FCST ASH CLOUD +18H: 21/0700Z REMARKS: CLOUDS CONTINUE TO COVER THE REGION MAKING ASH DETECTION DIFFICULD IN SATELLITE IMAGEY. SEISMIC ACTIVIRY CONTINUES TO OCCUR. ...SCHWARTZ NEXT ADVISORY: WILL BE ISSUED BY 2005SEP20/1915Z NNNN