;*************************************************
; ce_2.ncl         
;************************************************
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl" 
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"   
;************************************************
begin
;************************************************
; read in netCDF file
;************************************************
  a = addfile("uv300.nc","r")
;************************************************
; read in zonal winds
;************************************************
  u = a->U(1,:,:)                                ; read July zonal winds
;************************************************
; create plot
;************************************************
  wks = gsn_open_wks("ps","ce")                 ; open a ps file
  res = True                                    ; plot mods desired

  res@cnLevelSelectionMode = "ManualLevels"     ; set manual contour levels
  res@cnMinLevelValF       = -10.               ; set min contour level
  res@cnMaxLevelValF       =  35.               ; set max contour level
  res@cnLevelSpacingF      =   5.               ; set contour spacing

  res@tiMainString         = "CCM2 T42 July"    ; plot title
  res@gsnCenterString      = "300 mb"           ; plot center string

  res@cnInfoLabelOrthogonalPosF = -0.07         ; move the label inside th plot

  plot = gsn_csm_contour_map_ce(wks,u, res)  ; create plot
end