FVXX20 KWBC 250657 VOLCANIC ASH ADVISORY ISSUED: 2003MAR25/0700Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2003/325 INFORMATION SOURCE: GOES-8 IMAGERY. GUADELOUPE UPPER AIR SOUNDING ERUPTION DETAILS: CONTINUOUS EMISSION OF GASES AND ASH. OBS ASH DATE/TIME: 25/0645Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE IN SATELLITE DATA. WINDS SFC/FL100 MOVING NW AT 15-20 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: AN INTERMITTENT HOT SPOT CONTINUES TO BE SEEN IN SHORTWAVE IMAGERY. NEXT ADVISORY: WILL BE ISSUED BY 2003MAR25/1300Z NNNN