FVXX22 KWBC 190630 . VOLCANIC ASH ADVISORY STATEMENT-WATCH ISSUED 0630 UTC 19 OCT 1999 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 99-224 WEST INDIES 16.7N 62.2W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915M) . SOURCES OF INFORMATION: MONTSERRAT VOLCANO OBSERVATORY..GUADELOUPE UPPER AIR SOUNDING AND GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. . ERUPTION DETAILS: MVO REPORTS ERUPTION OCCURRING AT 19/0600 UTC. . DETAILS OF ASH CLOUD: THE MVO REPORTS AN ERUPTION TO FL100 OCCURRING AT 19/06OO UTC WITH THE ASH MOVING TO THE WEST-SOUTHWEST. NO ASH IS SEEN ON THE CURRENT SATELLITE IMAGERY THROUGH 19/0615 UTC. . TRAJECTORY: CURRENT UPPER AIR DATA SUGGEST ANY ASH AT FL100 WOULD MOVE TOWARD THE WEST-SOUTHWEST AT 20-25 KTS. . REAL TIME SATELLITE IMAGERY ALONG WITH 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/washington.html (all lower case except /VAAC/) . OUTLOOK: SEE SIGMETS . THE NEXT MESSAGE WILL BE ISSUED AROUND 19/1230 UTC. . WALTER/SAB/NOAA/NESDIS . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN