FVXX20 KNES 061936 VOLCANIC ASH ADVISORY ISSUED: 20070406/1936Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004 W07739 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2007/053 INFORMATION SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: ONGOING EMISSIONS. OBS ASH DATE/TIME: 06/1745Z OBS ASH CLOUD: ASH IS NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL200 MOVING TO WSW AT 05 KNOTS. FCST ASH CLOUD +6H: 07/0200Z NOT AVBL. FCST ASH CLOUD +12H: 07/0800Z NOT AVBL. FCST ASH CLOUD +18H: 07/1400Z NOT AVBL. REMARKS: AFWA FOR WASHINGTON VAAC. ...ASH IS NOT SEEN IN GOES-12 VIS IMAGERY THROUGH 06/1745Z DUE TO CLOUD COVER. ...WEAVER/LONG NEXT ADVISORY: WILL BE ISSUED BY 20070407/0200Z. NNNN