FVXX20 KWBC 090430 VOLCANIC ASH ADVISORY ISSUED: 2001JAN09/0430Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: 1643N 6211W AREA: CARIBBEAN . SUMMIT ELEVATION: 3000 FT (915 M) . ADVISORY NUMBER: 2001/25 INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. FORECAST WINDS FROM THE AVIATION MODEL. . ERUPTION DETAILS: OCCASIONAL ROCKFALLS THAT PRODUCED LOW LEVEL ASH. . DETAILS OF ASH CLOUD: THE PLUME DETECTED EARLIER IN VISIBLE IMAGERY DOES NOT SHOW UP IN INFRARED OR MULTISPECTRAL IMAGERY. THE LATEST INFRARED IMAGE AT 0345Z DOES NOT SHOW THE PLUME AT THIS TIME. HOWEVER AN OCCASIONAL HOT SPOT DOES SHOW UP IN SHORTWAVE IMAGERY. . TRAJECTORY: ASH TO FL100 WOULD MOVE TOWARD THE WEST-NORTHWEST AT ABOUT 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUE BY 09/1030Z. . 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