reinit
open ../ctl/2003JJA.ctl
set grads off
set lon 0 180
set lat 50
set time 11jul 25jul
set lev 300
set clopts 1 1 0.15
set cthick 5
d ave(z,lat=65,lat=75)

draw title hovmoller diagram of z at 300hPa (65-75N)

enable print z-t.z300.gm
print
disable print


!gxps -c -i z-t.z300.gm -o z-t.z300.ps
!gxeps -2 -c -i z-t.z300.gm -o z-t.z300.eps
!convert -rotate 90 -geometry 600x400 z-t.z300.eps z-t.z300.gif