FVXX21 KWBC 041317 VOLCANIC ASH ADVISORY ISSUED: 2003MAY04/1300Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915 M) ADVISORY NUMBER: 2003/477 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST ERUPTION DETAILS: EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 04/1215Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING W 15 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS REMARKS: ASH HAS NOT BEEN SEEN IN THE SATELLITE IMAGERY FOR THE PAST 12 HOURS. IN ADDITION A HOTSPOT HAS NOT BEEN OBSERVED DURING THE PAST 6 HOURS. NEXT ADVISORY: WILL BE ISSUED BY 2003MAY04/1900Z. NNNN