FVXX21 KWBC 060643 VOLCANIC ASH ADVISORY ISSUED: 2003MAY06/0700Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915 M) ADVISORY NUMBER: 2003/484 INFORMATION SOURCE: GOES-12 IMAGERY. UPPER AIR SOUNDING. ERUPTION DETAILS: EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 06/0615Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL060 MOVING W 10-15 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS REMARKS: A LARGE AREA OF CLOUDS COVERS THE EASTERN CARIBBEAN MAKING IT DIFFICULT TO DETECT ANY ASH FROM THE VOLCANO. KARST NEXT ADVISORY: WILL BE ISSUED BY 2003MAY06/1300Z. NNNN