FVXX23 WBC 280730 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 0730 UTC 28 OCTOBER 1999 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 99-238 WEST INDIES 16.2N 62.7W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915 M) . SOURCES OF INFORMATION: MONTSERRAT VOLCANO OBSERVATORY..GOES-8 INFRARED..MULTISPECTRAL IMAGERY AND GUADELOUPE 28/0000 UTC UPPER AIR SOUNDING. . ERUPTION DETAILS: ERUPTION OCCURRED AT 27/2100 UTC TO FL100. . DETAILS OF ASH CLOUD: GOES-8 SATELLITE MULTISPECTRAL IMAGERY THROUGH 28/0645 UTC NO LONGER SHOWS ANY ASH. . TRAJECTORY: ANY REMAINING ASH AT FL100 WOULD MOVE TOWARD THE WEST AT 20KT. . 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 http://www.ssd.noaa.gov/VAAC/washington.html (all lower case except /VAAC/) . OUTLOOK: SEE SIGMETS. . THIS IS THE LAST MESSAGE ON THIS EVENT. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. SCHWARTZ/SAB/NOAA/NESDIS . NNNN