FVXX20 KWBC 232200 VOLCANIC ASH ADVISORY ISSUED: 2000DEC23/2200Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: 1643N 6211W AREA: CARIBBEAN . SUMMIT ELEVATION: 3000 FT (915 M) . ADVISORY NUMBER: 2000/333 INFORMATION SOURCE: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL IMAGERY. MONTSERRAT VOLCANO OBSERVATORY. GUADELOUPE RADIOSONDE. . ERUPTION DETAILS: NARROW ASH PLUME PRODUCED BY ROCKFALLS. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 23/2115Z SHOWS HIGH LEVEL CLOUDINESS MOVING OVER THE REGION. IT IS DIFFICULT TO DETECT IF THERE IS ANY VOLCANIC ASH IS IN THE VICINITY OF THE VOLCANO. DURING THE DAY THERE WAS AN OCCASIONAL HOT SPOT OVER THE SUMMIT. . TRAJECTORY: ANY REMAINING ASH UP TO FL100 WILL MOVE TO THE WEST AT 15 KTS. . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE LAST MESSAGE FOR THIS EVENT. . 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