FVXX20 KWBC 010942 VOLCANIC ASH ADVISORY ISSUED: 2003APR01/0940Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2003/354 INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 01/0915Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL070 MOVING W 15-20 KNOTS. WINDS FL080/090 MOVING SW 5-10 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: ASH HAD BECOME EITHER TOO DIFFUSE OR TOO LOW IN ALTITUDE TO BE DETECTED IN SATELLITE IMAGERY THROUGH 0915Z. AN INTERMITTENT HOTSPOT WAS SEEN IN SHORTWAVE INFRARED IMAGERY. TURK NEXT ADVISORY: WILL BE ISSUED BY 2003APR01/1600Z. NNNN