;************************************************* ; NCL Graphics: polar_12.ncl ;************************************************ ; ; These files are loaded by default in NCL V6.2.0 and newer ; 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("$NCARG_ROOT/lib/ncarg/data/cdf/uv300.nc","r") ;************************************************ ; read in zonal winds ;************************************************ u = a->U(1,:,:) ; read July zonal winds ;************************************************ ; create plot ;************************************************ wks = gsn_open_wks("png","polar") ; send graphics to PNG file res = True ; plot mods desired res@gsnPolar = "NH" ; specify the hemisphere res@mpCenterLonF = 90 ; center longitude plot = gsn_csm_contour_map_polar(wks,u,res) ; create the plot end