FVXX20 KWBC 150941 VOLCANIC ASH ADVISORY ISSUED: 2003APR15/0940Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2003/411 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 15/0915Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL070 MOVING W 15-20 KNOTS FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: BROKEN CLOUD COVER PREVENTED THE DETECTION OF ASH THROUGH 0915Z. AN INTERMITTENT HOT SPOT WAS OBSERVED. TURK NEXT ADVISORY: WILL BE ISSUED BY 2003APR15/1600Z. NNNN