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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Rich<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>There are some IDL sample <a href="http://www.unidata.ucar.edu/software/netcdf/examples/programs/">http://www.unidata.ucar.edu/software/netcdf/examples/programs/</a> codes to read and write netCDF files.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>John Huddleston<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> gradsusr-bounces@gradsusr.org [mailto:gradsusr-bounces@gradsusr.org] <b>On Behalf Of </b>Bantges, Richard J<br><b>Sent:</b> Tuesday, September 13, 2011 9:50 AM<br><b>To:</b> gradsusr@gradsusr.org<br><b>Subject:</b> [gradsusr] Writing GrADS netCDF files with IDL<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-GB>Hi there,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>I’m trying to write a GrADS compatible netCDF file using ITT’s IDL software, that can then be read in using GrADS’s sdfopen command. Does anyone have an example IDL procedure that does this please? <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>I’ve managed to write out data in a gridded binary data file that is described here <a href="http://grads.iges.org/grads/gadoc/aboutgriddeddata.html">http://grads.iges.org/grads/gadoc/aboutgriddeddata.html</a> but ideally I’d like to write these in netCDF format. The main problem is writing the netCDF so that the associated control file accurately describes the netCDF file content.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>So, if anyone has a very simple IDL procedure that writes out a netCDF file that can be directly read by GrADS using the sdfopen command that would be fantastic.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>Rich<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p></div></body></html>