FVXX20 KWBC 201000 VOLCANIC ASH ADVISORY ISSUED: 2002DEC20/1000Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2002/237 INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST ERUPTION DETAILS: ASH EMISSIONS OBS ASH DATE/TIME: 20/0915Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING W 10 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: MULTISPECTRAL IMAGERY THROUGH 0915Z DOES NOT SHOW ASH BUT SHORTWAVE INFRARED IMAGERY SHOWS AN INTERMITTENT HOTSPOT AT THE VOLCANO. NEXT ADVISORY: WILL BE ISSUED BY 2002DEC20/1600Z NNNN