FVXX20 KWBC 191900 VOLCANIC ASH ADVISORY ISSUED: 2001JAN19/1900Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: 1643N 6211W AREA: CARIBBEAN . SUMMIT ELEVATION: 3000 FT (915 M) . ADVISORY NUMBER: 2001/69 INFORMATION SOURCE: GOES-8 VISIBLE AND INFRARED AND MULTISPECTRAL IMAGERY. 1200Z SOUNDING FROM GUADELOUPE. AVIATION FORECAST MODEL. . ERUPTION DETAILS: ASH PLUME PRODUCED BY ROCKFALLS. . DETAILS OF ASH CLOUD: IMAGERY THROUGH 1815Z SHOWS AN ALMOST CONTINUOUS HOT SPOT OVER THE VOLCANO IN SHORT WAVE IMAGERY. VISIBLE IMAGERY SHOWS A POSSIBLE FAINT LOW LEVEL PLUME EXTENDING TO THE WEST. THE PLUME IS ESTIMATED BELOW FL070. . TRAJECTORY: ASH BELOW FL070 WILL MOVE TOWARD THE WEST AT ABOUT 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 20/0100Z. . 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. . KARST . NNNN