FVXX20 KWBC 252330 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 2330 UTC 25 MAR 1999 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 99-066 WEST INDIES 16.72N 62.18W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915 M) . SOURCES OF INFORMATION: GOES 8 INFRARED AND MULTISPECTRAL IMAGERY. . ERUPTION DETAILS: THE MVO REPORTS AN ERUPTION OF THE SOUFRIERE HILLS VOLCANO BEGINNING AT APPROXIMATELY 1630 UTC. . DETAILS OF ASH CLOUD: THE ASH FROM THE EARLIER ERUPTION IS NO LONGER DISCERNIBLE IN INFRARED OR MULTISPECTRAL IMAGERY. DENSE METEOROLOGICAL CLOUDS ARE OBSERVED JUST TO THE WEST OF THE VOLCANO. . TRAJECTORY: ANY ASH UP TO FL100 WILL MOVE TO THE WESTNORTHWEST AT 15 KTS. . THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS www.ssd.noaa.gov/VAAC/messages.html (all lower case except /VAAC/) . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE LAST MESSAGE FOR THIS ERUPTION. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN