FVXX20 KWBC 240800 VOLCANIC ASH ADVISORY ISSUED: 2002DEC24/0800Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2002/253 INFORMATION SOURCE: GOES-8 IMAGERY. UPPER AIR SOUNDING. ERUPTION DETAILS: ASH EMISSIONS OBS ASH DATE/TIME: 24/0715Z OBS ASH CLOUD: ASH NOT DETECTED IN SATELLITE IMAGERY. WINDS SFC/FL050 MOVING W 15-20 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: A HOT SPOT CAN BE DETECTED IN THE LATEST SHORT WAVE IMAGERY. ASH WAS EITHER TOO LOW OR TOO DIFFUSE TO DETECT IN SATELLITE IMAGERY THROUGH 0715Z.. KARST NEXT ADVISORY: WILL BE ISSUED BY 2002DEC24/1400Z. NNNN