FVXX20 KWBC 040513 VOLCANIC ASH ADVISORY ISSUED: 2003JUL04/0530Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915 M) ADVISORY NUMBER: 2003/572 INFORMATION SOURCE: GOES-12 IMAGERY. MONTSERRAT VOLCANO OBSERVATORY. ERUPTION DETAILS: ASH OBSERVED AT 03/2300Z. OBS ASH DATE/TIME: 04/0445Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING W 20-25 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: THE MONTSERRAT VOLCANO OBSERVATORY REPORTED AN ASH EMISSION FROM THE VOLCANO AT 03/2300Z. CLOUDS OVER THE VOLCANO MAKE IT DIFFICULT TO DETERMINE THE HEIGHT OF THE ASH COLUMN. NEXT ADVISORY: WILL BE ISSUED BY 2003JUL04/1130Z. NNNN