<div dir="ltr"><div>Dear NCL users i plotted the wind vector data but map is generated without country boundaries. please see attached figure.<br><br></div>How to draw country lines ??  <br><div><br><br><br>;----------------------------------------------------------------------<br><br>load &quot;/usr/local/lib/ncl/lib/ncarg/nclscripts/csm/gsn_code.ncl&quot;<br>load &quot;/usr/local/lib/ncl/lib/ncarg/nclscripts/csm/gsn_csm.ncl&quot;<br>load &quot;/usr/local/lib/ncl/lib/ncarg/nclscripts/csm/shea_util.ncl&quot;<br><br>begin<br>;---Read data <br>  a   = addfile(&quot;/home/kunal/Pictures/NCL_Scripts/plot/<a href="http://mar_wind.nc">mar_wind.nc</a>&quot;,&quot;r&quot;)<br><br>;---Read in zonal [u] and meridional [v] winds <br>   u = a-&gt;U(:,:)<br>   v = a-&gt;V(:,:)   <br>   <br> ; lat = a-&gt;u&amp;lat<br> ; lon = a-&gt;u&amp;lon<br><br>;---Create plot<br>  wks_type = &quot;pdf&quot;                       <br>  wks_type@wkPaperSize = &quot;A4&quot;<br>  wks = gsn_open_wks(wks_type, &quot;mar_wind&quot;)<br><br> ; cmap = read_colormap_file(&quot;BlAqGrYeOrReVi200&quot;)<br><br>  res = True<br>  res@vcMinFracLengthF = 1.0                 ;-- length of min vector as ;-- fraction of reference vector<br>  res@vcRefMagnitudeF  = 3.0                 ;-- make vectors larger<br>  res@vcRefLengthF     = 0.045               ;-- ref vec length<br>  res@vcGlyphStyle     = &quot;CurlyVector&quot;       ;-- turn on curly vectors<br>  res@vcMinDistanceF   = 0.01             ;-- thin out vectors<br> ; res@tiMainString     = &quot;March_Wind&quot;<br>  res@vcMonoLineArrowColor  = False <br><br>  plot=gsn_csm_vector(wks,u,v,res)  ; create plot<br><br><br>end<br><br clear="all"><div><div><div class="gmail_signature"><div dir="ltr"><div><br><br><br><br></div><div><br></div><div><font color="#1F497D">Kunal Bali<br></font></div></div></div></div>
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