<div dir="ltr"><div><div>Yes: 1/s<br><br></div>I suggest yo use the <br><br><a href="http://www.ncl.ucar.edu/Document/Functions/Contributed/uv2vrF_Wrap.shtml">http://www.ncl.ucar.edu/Document/Functions/Contributed/uv2vrF_Wrap.shtml</a><br><br>Thease add meta data including the units.<br><br></div>If you look at the code within contributed.ncl. you will see<br><div><br>undef("uv2dvF_Wrap")<br>function uv2dvF_Wrap (u:numeric, v:numeric)<br>local div<br>begin<br> div = uv2dvF (u,v)<br> copy_VarMeta (u, div)<br> div@long_name = "divergence"<br> div@units = "1/s" ; assume u,v are m/s<br> return (div)<br>end<br><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Jul 20, 2016 at 9:15 AM, Kai Zhang <span dir="ltr"><<a href="mailto:kzkaizhang@gmail.com" target="_blank">kzkaizhang@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"><div class="gmail_default" style="font-family:"times new roman",serif;font-size:large"><div class="gmail_default" style="color:rgb(0,0,0)">Hi,</div><div class="gmail_default" style="color:rgb(0,0,0)"><br></div><div class="gmail_default" style="color:rgb(0,0,0)">I am currently using a function in NCL as uv2dvF (<a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/uv2dvF-1.shtml" target="_blank">http://www.ncl.ucar.edu/Document/Functions/Built-in/uv2dvF-1.shtml</a>) to compute the wind divergence. But I cannot find unit information for the output data. If I input winds as m/s, does it come out with 1/s? I wonder if there is anyone help me on this?</div><div class="gmail_default" style="color:rgb(0,0,0)"><br></div><div class="gmail_default" style="color:rgb(0,0,0)">Thanks,</div><div class="gmail_default" style="color:rgb(0,0,0)">Kai</div></div><div><br></div>
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