FVXX22 KNES 210949 VOLCANIC ASH ADVISORY ISSUED: 2005JUN21/0948Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004W07740 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2005/087 INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING OCCASIONAL ERUPTIONS PRODUCING EMISSIONS OF ASH AND GASSES OBS ASH DATE/TIME: 21/0915Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL150 MOVING TO W -NW 15 KNOTS. FCST ASH CLOUD +6H: FCST ASH CLOUD +12H: FCST ASH CLOUD +18H: REMARKS: CLOUDS CONTINUE TO BLANKET THE REGION. THE GEOPHYSICAL INSTITUTE ADVISES THAT THERE ARE OCCASIONAL ERUPTIONS THAT SEND ASH TO AROUND FL150 THAT EXTEND TO THE WEST 50 TO 60 MILES ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 2005JUN21/1600Z NNNN