FVXX20 KWBC 031018 VOLCANIC ASH ADVISORY ISSUED: 2003MAR03/1010Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2003/233 INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: CONTINUING ASH AND STEAM EMISSIONS. OBS ASH DATE/TIME: 03/0945Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING W-NW 15-20 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: HIGH WEATHER CLOUDS ARE OBSCURING NIGHT TIME ASH AND HOT SPOT DETECTION. NEXT ADVISORY: WILL BE ISSUED BY 2003MAR03/1600Z. NNNN