FVXX21 KWBC 150516 VOLCANIC ASH ADVISORY ISSUED: 2004MAR15/0530Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: W.INDIES SUMMIT ELEVATION: 3002 FT (915 M) ADVISORY NUMBER: 2004/41 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST ERUPTION DETAILS: ASH VENTING OBS ASH DATE/TIME: 15/0345Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL050 MOVING TO W 15-20 KNOTS. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: NO ASH OR HOTSPOTS ARE SEEN IN SATELLITE IMAGERY THROUGH 15/0345Z. THIS DOES NOT MEAN THAT ASH IS NOT PRESENT SINCE NIGHTTIME DETECTION OF LOW ALTITUDE ASH ON SATELLITE IMAGERY IS DIFFICULT. NEXT ADVISORY: WILL BE ISSUED BY 2004MAR15/1130Z. NNNN