FVXX20 KNES 310153 VOLCANIC ASH ADVISORY ISSUED: 20070331/0153Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004 W07739 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2007/028 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING ASH EMISSIONS OBS ASH DATE/TIME: 31/0115Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL210 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 31/0730Z FCST ASH CLOUD +12H: 31/1330Z FCST ASH CLOUD +18H: 31/1930Z REMARKS: ASH IS NOT OBSERVED IN IMAGERY ALTHOUGH THERE ARE EXTENSIVE CLOUDS PRESENT. ASH WAS LAST OBSERVED BY THE GEOPHYSICAL INSTITUTE AT 30/1600Z TO FL210. ... NEXT ADVISORY: WILL BE ISSUED BY 20070331/0800Z