Consider the following (zipped) netCDF file
regional-icon-test.zip
psy.plot.mapplot('regional-icon-test.nc', name='t2m', projection='ortho', cmap='viridis')
produces the following plot

and clon and clat are both 0. Instead, it should be

Clon and clat are probably not converted to degree when calculating clon and clat.
Consider the following (zipped) netCDF file
regional-icon-test.zip
produces the following plot
and
clonandclatare both 0. Instead, it should beClon and clat are probably not converted to degree when calculating clon and clat.