FVXX21 KWBC 180402 VOLCANIC ASH ADVISORY ISSUED: 2004MAR18/0400Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: W.INDIES SUMMIT ELEVATION: 3002 FT (915 M) ADVISORY NUMBER: 2004/54 INFORMATION SOURCE: GOES-12 IMAGERY. UPPER AIR SOUNDING. ERUPTION DETAILS: CONTINUOUS ASH VENTING. OBS ASH DATE/TIME: 18/0315Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING W 20-25 KNOTS. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: SATELLITE IMAGERY THROUGH 0315Z SHOWS A BAND OF CLOUDS MOVING WESTWARD THROUGH THE LEEWARD ISLANDS AND OBSCURING ANY VIEW OF ASH. MULTISPECTRAL IMAGERY DOES NOT DEPICT THE THIN ASH PREVIOUSLY SEEN IN VISIBLE IMAGERY NOR ANY HOTSPOT AT THE SUMMIT. BALDWIN NEXT ADVISORY: WILL BE ISSUED BY 2004MAR18/1000Z. NNNN