FVXX21 KWBC 220400 VOLCANIC ASH ADVISORY ISSUED: 2002OCT22/0400Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: MONTSERRAT . SUMMIT ELEVATION: 3000 FT (915 M) . ADVISORY NUMBER: 2002/164 . INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST. . ERUPTION DETAILS: ONGOING ASH VENTING. . OBS ASH DATE/TIME: 21/2115Z. . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL060 MOVING W AT 15 TO 20 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: ASH IS NOT OBSERVED IN INFRARED OR MULTISPECTRAL IMAGERY. THE LAST VISIBLE IMAGE OF THE DAY AT 21/2115Z SHOWED A PLUME MOVING TO THE WEST. . NEXT ADVISORY: WILL BE ISSUED BY 2002OCT22/1000Z. . NNNN