FVXX20 KNES 180307 VOLCANIC ASH ADVISORY ISSUED: 20070318/0300Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643 W06210 AREA: W_INDIES SUMMIT ELEVATION: 3002 FT (915 M) ADVISORY NUMBER: 2007/238 INFORMATION SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: ONGOING EMISSIONS OBS ASH DATE/TIME: 18/0215Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL080 MOVING TO W 15-20 KNOTS. FCST ASH CLOUD +6H: 18/0830Z FCST ASH CLOUD +12H: 18/1430Z FCST ASH CLOUD +18H: 18/2030Z REMARKS: ASH IS TOO LOW AND THIN TO SEE IN INFRARED OR MULTISPECTRAL IMAGERY. NO HOTSPOT IS DETECTED. THE MOST RECENT ASH OBSERVATION WAS BY SATELLITE VISIBLE IMAGERY BEFORE NIGHTFALL WHEN A FAIRLY FAINT ASH PLUME ABOUT 45 NMI LONG WAS SEEN EXTENDING FROM THE SUMMIT TO THE NORTHWEST. ... NEXT ADVISORY: WILL BE ISSUED BY 20070318/0900Z