FVXX20 KWBC 301430 VOLCANIC ASH ADVISORY ISSUED: 2002OCT30/1430Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN . SUMMIT ELEVATION: 3000 FT (915 M) . ADVISORY NUMBER: 2002/177 . INFORMATION SOURCE: GOES-8 IMAGERY. UPPER AIR SOUNDING. MONTSERRAT VOLCANO OBSERVATORY. . ERUPTION DETAILS: ASH EMISSIONS BEGINNING AT 29/1430Z . OBS ASH DATE/TIME: NIL . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. FCST ASH CLOUD+6H: SEE SIGMETS . REMARKS: LATEST SATELLITE IMAGERY AT 30/1345Z SHOWS A MOSTLY STEAM PLUME MOVING SW FROM THE VOLCANO SUMMIT. MONTSERRAT VOLCANO OBSERVATORY INDICATES THAT OCCASIONAL ROCK FALLS ARE OCCURRING CAUSING SOME ASH TO BE MIXED INTO THE STEAM PLUME. ASH DURING ROCK FALLS ARE ESTIMATED TO FL060 AND MOVING SW....KIBLER NEXT ADVISORY: NO FURTHER ADVISORIES. . NNNN