FVXX21 KNES 040115 VOLCANIC ASH ADVISORY ISSUED: 2006JUN04/0115Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1642 W06210 AREA: W_INDIES SUMMIT ELEVATION: 3002 FT (915 M) ADVISORY NUMBER: 2006/426 INFORMATION SOURCE: GOES-12. GFS WINDS. MONTSERRAT OBSERVATORY. ERUPTION DETAILS: ONGOING DOME BUILDING OBS ASH DATE/TIME: 04/0045Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL090 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 04/0700Z FCST ASH CLOUD +12H: 04/1300Z FCST ASH CLOUD +18H: 04/1900Z REMARKS: ASH HAS BECOME TOO THIN TO BE DETECTED IN MULTISPECTRAL SATELLITE IMAGERY. THE LAST VISIBLE IMAGE OF THE DAY SHOWED A THIN PLUME MOVING TO THE WEST NORTH WEST BEING PARTIALLY OBSCURED BY THIN CIRRUS CLOUDS. ...MERCKLE NEXT ADVISORY: WILL BE ISSUED BY 2006JUN04/0715Z NNNN