<div dir="ltr">Hi Kunal,<div>Using the search engine on the NCL website I entered: "Arrow". The second returned link sent me here:</div><div><a href="https://www.ncl.ucar.edu/Support/talk_archives/2010/1344.html">https://www.ncl.ucar.edu/Support/talk_archives/2010/1344.html</a><br></div><div>See the arrow.ncl function at the bottom of that page.</div><div>Hope that helps!</div><div>Adam </div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Nov 15, 2017 at 4:40 AM, Kunal Bali <span dir="ltr"><<a href="mailto:kunal.bali9@gmail.com" target="_blank">kunal.bali9@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Dear NCL users,<br><div><br>how to change simple polyline to arrow line in the plot.</div><div><br></div><div>I used<br></div><div><br></div><div><span style="color:rgb(255,0,0)">  lonx = (/72.50,76.73/)<br>  latx = (/25.71,30.66/)<br><br>  glres                  = True<br>  glres@gsLineColor      = "black"<br>  glres@gsMarkerIndex    = 5<br>  glres@gsLineThicknessF = 5<br>  <br>  dum1 = gsn_add_polyline(wks,plot,<wbr>lonx,latx,glres)</span><br><br> </div><div>regards<span class="HOEnZb"><font color="#888888"><br clear="all"></font></span></div><span class="HOEnZb"><font color="#888888"><div><div><div><div><div class="m_-7929036472442842072gmail_signature"><div dir="ltr"><div><div dir="ltr"><div>Kunal Bali<br></div><br><div><br></div><div><br></div><div><p style="margin:0px;border-collapse:collapse;font-family:Tahoma,Verdana;font-size:12px"><font color="#1F497D"><br></font></p></div></div></div></div></div></div>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div><div><span><font color="#888888">Adam Phillips <br></font></span></div><span><font color="#888888">Associate Scientist,  </font></span><span><font color="#888888">Climate and Global Dynamics Laboratory, NCAR<br></font></span></div></div><div><span><font color="#888888"><a href="http://www.cgd.ucar.edu/staff/asphilli/" target="_blank">www.cgd.ucar.edu/staff/asphilli/</a>   </font></span><span><font color="#888888">303-497-1726 </font></span></div><span><font color="#888888"></font></span><div><div><span><font color="#888888"><br></font></span><div><span><font color="#888888"><a href="http://www.cgd.ucar.edu/staff/asphilli" target="_blank"></a></font></span></div></div></div></div></div></div></div></div></div></div></div>
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