FVXX20 KWBC 140550 VOLCANIC ASH ADVISORY ISSUED 0550 UTC 14 SEP 2000 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 00-227 WEST INDIES 1643N 6211W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915M) . SOURCES OF INFORMATION: INFRARED AND MULTISPECTRAL SATELLITE IMAGERY. WINDS FORECAST FROM THE AVIATION MODEL. . ERUPTION DETAILS: LOW LEVEL ASH AND STEAM EMISSIONS. . DETAILS OF ASH CLOUD: NO ASH WAS DETECTED IN INFRARED OR MULTISPECTRAL SATELLITE IMAGERY THROUGH 13/0345 UTC. THE LATEST ESTIMATE ON PLUME HEIGHT WAS FOR A LOW LEVEL PLUME BELIEVED TO BE BELOW FL100. . TRAJECTORY: ANY ASH FROM SUMMIT LEVEL TO FL100 WOULD MOVE TOWARD THE SOUTHWEST AT ABOUT 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 14/1200 UTC. . REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES 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/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN