FVXX20 KWBC 100541 VOLCANIC ASH ADVISORY ISSUED: 2003APR10/0600Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2003/390 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 10/0345Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL070 MOVING WEST AT 15-20 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: IT IS DIFFICULT TO DETECT VOLCANIC ASH DUE TO EXTENSIVE CLOUDS OVER THE VOLCANO. NEXT ADVISORY: WILL BE ISSUED BY 2003APR10/1200Z. NNNN