FVXX22 KNES 272346 VOLCANIC ASH ADVISORY ISSUED: 2006MAR27/2345Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1642 W06210 AREA: W_INDIES SUMMIT ELEVATION: 3002 FT (915 M) ADVISORY NUMBER: 2006/160 INFORMATION SOURCE: GOES-12. GFS WINDS. RADIOSONDE. ERUPTION DETAILS: ONGOING WINDBLOWN VERY LIGHT ASH AND GASES OBS ASH DATE/TIME: 27/2315Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL070 MOVING TO NW 10-15 KNOTS. FCST ASH CLOUD +6H: 28/0530Z FCST ASH CLOUD +12H: 28/1130Z FCST ASH CLOUD +18H: 28/1730Z REMARKS: WITH HIGH THIN CLOUDS OVERSPREADING THE AREA THE FAINT LOW LEVEL PLUME CAN NOT BE EASILY DETECTED. THE ROCKFALLS AND VENTING CONTINUE TO GENERATE ASH THAT IS THEN BLOWN OFF THE ISLAND A SHORT DISTANCE BEFORE DISSIPATING AROUND 40 NM NORTHWEST OF THE SUMMIT. WINDS ARE FORECAST TO MOVE THE ASH MORE WEST OVER TIME. - ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 2006MAR28/0545Z NNNN