dset ^lfff00120000p_crop.grb
title File
undef 1e+20
dtype grib
index ^lfff00120000p_crop.gmp
xdef 33 linear 34.000000 0.062500
ydef 73 linear 29.000000 0.062500
zdef 10 levels
1000 950 850 700 600 500 400 300 250 200 
tdef 1 linear 0Z24oct2006  1hr
vars 2
fi       10    1,100 ** (profile) geopotential [(m**2)/(s**2)] []
t        10    2,100 ** (profile) temperature [K] []
endvars
