FVXX20 KWBC 031905 VOLCANIC ASH ADVISORY ISSUED: 2004MAR03/1900z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: MONTSERRAT . SUMMIT ELEVATION: 3000 FT (915 M) . ADVISORY NUMBER: 2004/001 INFORMATION SOURCE: MONTSERRAT VOLCANIC OBSERVATORY. . ERUPTION DETAILS: ERUPTION AT 03/1850Z. ASH ESTIMATED ABOVE FL300. . OBS ASH DATE/TIME: 03/1850Z. . OBS ASH CLOUD: 03/1850Z. . FCST ASH CLOUD+6H: MORE INFORMATION WHEN AVAILABLE. . REMARKS: AFWA FOR WASHINGTON VAAC. NEXT ADVISORY: WILL BE ISSUED BY 2004MAR04/0100z . .