Dave, Would you please try a beta version of the LDM that should have better support for decoders like metar2nc. It's available at ftp://ftp.unidata.ucar.edu/pub/ldm/beta/ldm-6.13.1.3.tar.gz Please let me know what you find. Regards, Steve Emmerson Ticket Details =================== Ticket ID: RQD-888533 Department: Support LDM Priority: Normal Status: Closed