FVXX21 KWBC 171750 VOLCANIC ASH ADVISORY ISSUED: 2003MAY17/1800Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915 M) ADVISORY NUMBER: 2003/530 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST ERUPTION DETAILS: EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 17/1732Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA FCST ASH CLOUD +6H: SEE SIGMETS REMARKS: ASH CAN NOT BE SEEN IN THE SATELLITE IMAGERY THROUGH 17/1732Z DUE TO EXTENSIVE CLOUDS IN THE AREA. IN ADDITION ASH HAS NOT BEEN OBSERVED FOR THE PAST 24 HOURS....WALTER NEXT ADVISORY: NO FURTHER ADVISORIES NNNN