FVXX22 KWBC 060800 VOLCANIC ASH ADVISORY ISSUED 0800 UTC 06 SEP 2000 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 00-207 WEST INDIES 1643N 6211W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. WINDS FORECAST FROM THE AVIATION MODEL. . ERUPTION DETAILS: ROCKFALLS AND SMALL PYROCLASTIC FLOWS. . DETAILS OF ASH CLOUD: NO ASH WAS SEEN IN SATELLITE IMAGERY THROUGH 06/0715 UTC. HOWEVER LOW LEVEL ASH IS NOT ALWAYS DISCERNIBLE IN NIGHT TIME INFRARED AND MULTISPECTRAL IMAGERY. ASH WAS LAST DETECTED IN SATELLITE IMAGERY AT 05/1930 UTC TO FL070 MOVING TO THE WEST. . TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL070 WILL MOVE TO THE SOUTHWEST AT ABOUT 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 06/1400 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. . CLARK . NNNN