FVXX25 KNES 042357 VOLCANIC ASH ADVISORY ISSUED: 2005AUG04/2357Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004W07740 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2005/174 INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: POSSIBLE ASH EMISSION 04/2318 OBS ASH DATE/TIME: 04/2315Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 05/0530Z FCST ASH CLOUD +12H: 05/1130Z FCST ASH CLOUD +18H: 05/1730Z REMARKS: THE GEOPHYSICAL INSTITUTE INDICATED A VOLCANIC ASH CLOUD WAS POSSIBLE OVER THE VOLCANO AT 2318Z. NO ASH WAS DETECTED IN SATELLITE IMAGERY THROUGH 2315 DUE TO CLOUD COVER. ...TURK NEXT ADVISORY: WILL BE ISSUED BY 2005AUG05/0600Z NNNN