FVXX20 KWBC 090600 VOLCANIC ASH ADVISORY ISSUED: 2001MAR09/0600Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: 1643N 6211W AREA: CARIBBEAN . ADVISORY NUMBER: 2001/161 INFORMATION SOURCE: GOES-8..INFRARED AND MULTISPECTRAL IMAGERY...0000Z UPPER AIR SOUNDING FROM GUADELOUPE. ERUPTION DETAILS: OCCASIONAL ROCKFALLS PRODUCING LOW LEVEL ASH . DETAILS OF ASH CLOUD: NO ASH WAS DETECTED IN SATELLITE IMAGERY THROUGH 0402Z. THE FINAL VISIBLE IMAGES YESTERDAY SHOWED ASH BELOW FL100 MOVING TOWARD THE NORTHWEST FROM THE SUMMIT. AN INTERMITTENT HOTSPOT WAS DETECTED IN NEAR INFRARED SATELLITE IMAGERY OVER THE LAST 6 HOURS SUGGESTING THE POSSIBILITY THAT LOW LEVEL ACTIVITY WAS CONTINUING. ANY ASH PRESENT IS ESTIMATED TO BE BELOW FL100. . TRAJECTORY: TOWARDS THE NORTHWEST AT 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 09/1200Z. . 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. . TURK . NNNN