Julian, I found the need FWS parameter tables and installed them in the Java decoder package. The new package is GRIBJava.tar.gz or grib-decoder-java_4.0.02.tar.gz in the NetCDF download section of Unidata web site. Depending on your distribution, you might have to rename the grib-4.0.02.jar in the new release to the name in your distribution. I think John answer your question at the bottom of this message. robb... Ticket Details =================== Ticket ID: WCC-197892 Department: Support netCDF Java Priority: Normal Status: Open