Sample plots of what one can produce with the GrADS software.
This  is a plot of sea level pressure overlayed over a shaded terrain plot
It was created with the following script:

'reinit'
'open tut.ctl'
'set mpdset hires'
'set t 5'
'set gxout shaded'
'd ter'
'set gxout contour'
'd ter'
'set ccolor 0'
'set cthick 8'
'd pslv'


This  is a plot of temperature overlayed over a shaded relative humidity plot 
(for the lowest half sigma level) It was created with the following script: 'reinit'

'open tut.ctl'
'set mpdset hires'
'set t 5'
'set gxout shaded'
'd rh'
'set gxout contour'
'd rh'
'set ccolor 0'
'set cthick 8'
'd t'