FVXX20 KWBC 100100 VOLCANIC ASH ADVISORY ISSUED: 2001JAN10/0100Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: 1643N 6211W AREA: CARIBBEAN . SUMMIT ELEVATION: 3000 FT (915 M) . ADVISORY NUMBER: 2001/29 INFORMATION SOURCE: GOES-8 SHORTWAVE INFRARED AND MULTISPECTRAL IMAGERY. 0000Z UPPER AIR SOUNDING FROM GUADELOUPE. 6 HOUR WIND FORECAST FROM 12Z AVN MODEL. . ERUPTION DETAILS: OCCASIONAL ROCKFALLS THAT PRODUCE LOW LEVEL ASH. . DETAILS OF ASH CLOUD: NO ASH IS VISIBLE ON GOES8 IMAGERY THROUGH 0045Z. A HOTSPOT CAN BE SEEN IN SHORTWAVE IMAGERY. ASH ESTIMATED AT FL100 WAS PREVIOUSLY OBSERVED MOVING AWAY FROM THE SUMMIT TOWARD THE WEST NORTHWEST. TRAJECTORY: ASH BETWEEN THE SUMMIT AND FL100 IS MOVING TOWARD THE WEST NORTHWEST AT 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 10/0700Z. . 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. . NNNN