FVXX20 KWBC 251945 VOLCANIC ASH ADVISORY ISSUED: 2002MAY25/1945Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN . SUMMIT ELEVATION: 3000 FT (915 M) . ADVISORY NUMBER: 2002/118 . INFORMATION SOURCE:. GUADELOUPE UPPER LEVEL SOUNDING MONTSERRAT OBSERVATORY REPORT. GOES 8 SATELLITE IMAGERY. . ERUPTION DETAILS: PYROCLASTIC FLOW REPORTED AT 25/1920Z BY THE MONTSERRAT OBSERVATORY . OBS ASH DATE/TIME: 25/1920Z . OBS ASH CLOUD: ASH NOT OBSERVABLE IN SATELLITE IMAGERY. WINDS SFC/FL100 MOVING WEST AT 10-15 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: THE MONTSERRAT REPORTED A PYROCLASTIC FLOW EVENT AT 25/1920Z TO BELOW FL100. NO ASH IS OBSERVED IN IMAGERY AT 25/1932Z ALTHOUGH THERE ARE SOME CLOUDS PRESENT. NEXT ADVISORY: WILL BE ISSUED BY 26/0200Z. . NNNN