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To convert from vorticity and divergence to winds, please see CDO instructions below.
NCAR command language (NCL)
NCL provides a tool to convert both GRIB1 & GRIB2 to netCDF called ncl_convert2nc.
NCL example scripts to convert to netCDF are also available.
CDO commands
These instructions assume the use of a recent version of Climate Data Operators (CDO) (available from Max-Planck-Institut, Germany).
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