FVXX20 KWBC 191100 VOLCANIC ASH ADVISORY ISSUED 1100 UTC 19 NOV 2000 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 00-295 WEST INDIES 1643N 6211W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915M) . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. UPPER AIR DATA FROM GUADELOUPE. . ERUPTION DETAILS: CONTINUOUS LOW LEVEL ASH PLUME. . DETAILS OF ASH CLOUD: NO ASH CAN BE SEEN IN IMAGERY THROUGH 1015 UTC. LOW LEVEL ASH IS DIFFICULT TO DETECT IN NIGHTTIME IMAGERY THEREFORE THE ADVISORY WILL CONTINUE UNTIL VISIBLE IMAGERY IS AGAIN AVAILABLE. THE PREVIOUS LOW LEVEL ASH PLUME WAS ESTIMATED BELOW FL070 AND WAS EXTENDING WEST OFF THE ISLAND. . TRAJECTORY: ANY ASH BELOW FL070 WILL MOVE WEST AT AROUND 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 19/1700 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