FVXX20 KNES 210350 VOLCANIC ASH ADVISORY ISSUED: 2005JUN21/0349Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 LOCATION: S0004W07740 AREA: ECUADOR SUMMIT ELEVATION: 11686 FT (3562 M) ADVISORY NUMBER: 2005/086 INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING OCCASIONAL ERUPTIONS PRODUCING EMISSIONS OF ASH AND GASES OBS ASH DATE/TIME: 21/0315Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL150 MOVING TO W -NW 15-20 KNOTS. FCST ASH CLOUD +6H: FCST ASH CLOUD +12H: FCST ASH CLOUD +18H: REMARKS: CLOUDS CONTINUE TO COVER THE REGION. THERE IS AN OCCASIONAL HOTSPOT DETECTED IN BREAKS IN THE CLOUDCOVER. 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 2005JUN21/1000Z NNNN