FVXX20 KWBC 010100 VOLCANIC ASH ADVISORY ISSUED: 2001JAN01/0100Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: 1643N 6211W AREA: CARIBBEAN . SUMMIT ELEVATION: 3000 FT (915 M) . ADVISORY NUMBER: 2001/1 INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. . ERUPTION DETAILS: FAINT ASH PLUME PRODUCED BY ROCKFALLS. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 01/0015Z DOES NOT INDICATE ANY ASH PLUME. HOWEVER THERE IS A SUBTLE HOTSPOT OCCASIONALLY AND THERE WAS STILL A LOW-LEVEL ASH PLUME IN THE LAST VISIBLE IMAGES OF THE DAY. THIS LOW-LEVEL ASH HAS BEEN THIN BUT COULD STILL VERY EASILY BE EMANATING NORTHWEST AWAY FROM THE SUMMIT. THE ASH HAS BEEN ESTIMATED TO BE AS HIGH AS FL080. . TRAJECTORY: NORTHWEST 10 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 01/0700Z. . 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. . ORRISON . NNNN