FVXX20 KWBC 032145 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 2145 UTC 03 APR 1999 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 99-088 WEST INDIES 16.72N 62.18W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915 M) . SOURCES OF INFORMATION: MONTSERRAT VOLCANO OBSERVATORY. GOES-8 VISIBLE AND MULTISPECTRAL SATELLITE IMAGERY. 1200 UTC GUADELOUPE SOUNDING. . ERUPTION DETAILS: ERUPTION AT 03/2130 UTC. . DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY REPORTS ANOTHER ASH EMISSION TO FL100. THE ASH IS MOVING TOWARDS THE NORTHEAST AT 15 KTS. THE ASH IS NOT VISIBLE IN SATELLITE IMAGERY DUE TO EXTENSIVE CLOUDS OVER THE AREA. WE WILL MONITOR NEW SATELLITE IMAGERY AND SEND A MESSAGE IF ASH IS DETECTED. . TRAJECTORY: ASH TO FL100 WILL MOVE TOWARD THE NORTHEAST 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 AND VAFTAD. . THE NEXT ADVISORY WILL BE ISSUED BEFORE 04/0400 UTC. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN