FVXX20 KWBC 060400 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 0400 UTC 6 FEB 1999 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 99-31 WEST INDIES 16.7N 62.2W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT 91600-05) SUMMIT HEIGHT 3000 FT (915M) . SOURCES OF INFORMATION: MONTSERRAT VOLCANO OBSERVATORY 0000 UTC UPPER AIR SOUNDING FROM GUADELOUPE. GOES-8 VISIBLE AND INFRARED SATELLITE IMAGERY. . ERUPTION DETAILS: OCCURRED AT 05/2012 UTC. . DETAILS OF ASH CLOUD: GOES 8 SATELLITE IMAGERY THROUGH 0345 UTC DOES NOT SHOW ANY ASH FROM THE ERUPTION EARLIER TODAY. . TRAJECTORY: BELOW FL150 ASH WOULD MOVE SOUTHWEST AT 20 TO 25 KTS. BETWEEN FL150 AND FL200 ASH WOULD MOVE SOUTHEAST AT 10 TO 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. . THIS IS THE LAST MESSAGE ON THIS EVENT. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN