FVXX20 KWBC 150344 VOLCANIC ASH ADVISORY ISSUED: 2003APR15/0340Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2003/410 INFORMATION SOURCE: GOES-12 IMAGERY. UPPER AIR SOUNDING ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 15/0315Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL070 LIGHT AND VARIABLE. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: EXTENSIVE CLOUD COVER PREVENTED THE DETECTION OF ASH THROUGH 0315Z. TURK NEXT ADVISORY: WILL BE ISSUED BY 2003APR15/1000Z. NNNN