FVXX20 KWBC 080058 VOLCANIC ASH ADVISORY ISSUED: 2003APR08/0100Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2003/381 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 08/0015Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING SW TO S 5-10 KNOTS. FL100/FL120 MOVING S TO SE 5-10 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: ASH CANNOT BE SEEN IN THE SATELLITE IMAGERY THROUGH 08/0015Z. HOWEVER...TWO SHORT PLUMES WERE SEEN IN EARLIER VISIBLE IMAGERY THROUGH 2145Z. ONE PLUME CORRELATED WITH GFS MODEL WINDS AT FL100 EXTENDING 14 NM SW FROM THE SUMMIT. ANOTHER PLUME CORRELATED WITH GFS MODEL WINDS AT FL120 EXTENDING 18 NM SE FROM THE SUMMIT. FAINT HOTSPOT ACTIVITY HAS BEEN OBSERVED DURING THE PAST SEVERAL HOURS. TEB NEXT ADVISORY: WILL BE ISSUED BY 2003APR08/0700Z. NNNN