dset ^temp_%y4.nc
dtype netcdf
options template
undef -1.e+34
title
xdef 360 linear 0.5 1.
ydef 151 linear -75 1.
zdef 31 levels
    5.0   15.0   25.0   35.0   45.0   55.0   65.0   75.0   85.0   95.0
   105.0  115.0  125.0  135.0  145.0  155.0  165.0  175.0  185.0  195.0
   205.0  215.0  225.0  235.0  245.0   255.0  265.0  275.0  285.0  295.0 305.0
tdef 999 linear jan1979 1mon
vars 1
tempa 31 t,z,y,x temp anom
endvars