FVXX20 KNES 112254 VOLCANIC ASH ADVISORY ISSUED: 20061111/2254Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1642 W06210 AREA: W_INDIES SUMMIT ELEVATION: 3002 FT (915 M) ADVISORY NUMBER: 2006/738 INFORMATION SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: ONGOING EMISSIONS OF GASES AND ASH. OBS ASH DATE/TIME: 11/2232Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL080 MOVING TO W 9 KNOTS. FCST ASH CLOUD +6H: 12/0430Z FCST ASH CLOUD +12H: 12/1030Z FCST ASH CLOUD +18H: 12/1630Z REMARKS: A VIVID HOTSPOT CAN BE SEEN AT TIMES AT THE SUMMIT, HOWEVER THE DETECTION OF ASH IS DIFFICULT IN THE MULTISPECTRAL IMAGERY. THE LAST VISIBLE IMAGE AT 11/2045Z SHOWED A RAGGED 30-40 NMI WIDE PLUME EXTENDING AT LEAST 130-140 KM TO THE WESTSOUTHWEST OF THE VOLCANO MOVING AT 9 KTS AS MEASURED IN SATELLITE IMAGERY WHICH AGREES WITH GFS MODEL WINDS. THE MODEL SUGGESTS LITTLE CHANGE IN SPEED OR DIRECTION DURING THE NEXT 18 HRS. ...BALDWIN NEXT ADVISORY: WILL BE ISSUED BY 20061112/0500Z