FVXX21 KWBC 230620 VOLCANIC ASH ADVISORY ISSUED: 2003MAY23/0630Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915 M) ADVISORY NUMBER: 2003/551 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST ERUPTION DETAILS: EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 23/0545Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL050 MOVING W 10 KNOTS. FL060/FL070 MOVING SW 5-10 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS REMARKS: NO ASH OR HOTSPOT CAN BE SEEN IN SATELLITE IMAGERY THROUGH 0545Z BUT IT IS POSSIBLE THAT WEATHER CLOUDS ARE HINDERING ASH AND HOTSPOT DETECTION. NEXT ADVISORY: WILL BE ISSUED BY 2003MAY23/1230Z. NNNN