FVXX21 KWBC 132314 VOLCANIC ASH ADVISORY ISSUED: 2004MAR13/2330Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: W. INDIES SUMMIT ELEVATION: 3002 FT (915 M) ADVISORY NUMBER: 2004/36 INFORMATION SOURCE: GOES-12 IMAGERY. UPPER AIR SOUNDING. ERUPTION DETAILS: CONTINUED ASH VENTING. OBS ASH DATE/TIME: 13/2245Z. 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: SATELLITE IMAGERY DOES NOT SHOW ANY INDICATIONS OF ASH AT THIS TIME. THIS DOES NOT MEAN THAT ASH IS NOT PRESENT AS NIGHT TIME DETECTION ON SATELLITE IMAGERY OF VERY LOW ALTITUDE VOLCANIC ASH IS DIFFICULT TO DISCERN...GALLINA NEXT ADVISORY: WILL BE ISSUED BY 2004MAR14/0530Z. NNNN