The output files contains the same data as the GrADS binary file plus some
information about used the model input parameters. The files obey the COARDS convention (see
http://ferret.wrc.noaa.gov/noaa\_coop/coop\_cdf\_profile.html) and may be opened
using the command ``sdfopen'' within GrADS. For more information on ``sdfopen'' see
http://www.cdc.noaa.gov/~hoop/grads.html.