FVXX20 KWBC 280800 VOLCANIC ASH ADVISORY ISSUED: 2002DEC28/0800Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2002/269 INFORMATION SOURCE: GOES-8 IMAGERY. UPPER AIR SOUNDING FROM GUADELOUPE. SOUFRIERE HILLS WEBCAM. ERUPTION DETAILS: ONGOING ASH EMISSIONS. OBS ASH DATE/TIME: 28/0745Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE IN SATELLITE IMAGERY. WINDS SFC/FL100 MOVING W 15 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: ASH CAN NOT BE DETECTED IN GOES-8 IMAGERY DUE TO LOW LEVEL CLOUDS MOVING OVER THE ISLAND. A HOTSPOT CAN NOT BE DETECTED AND THE MVO SOUFRIERE HILLS CAM SHOWS A DRASTIC DECREASE IN MAGMA ACTIVITY FROM PREVIOUS NIGHTS. ANALYST: HUGHES. NEXT ADVISORY: WILL BE ISSUED BY 2002DEC28/1400Z. NNNN