<div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div>I think you are asking for the coordinate values.  In both NCL and the Netcdf data format, each dimension of an array has a "dimension name" and also a "coordinate variable" associated with that dimension.  So if "u" has three dimensions, it also has three associated coordinate variables.  In NCL, you can print the values of each coordinate variable like this:</div><br>    print (u&bottom_top)<br>    print (u&south_north)<br>    print (u&west_east)<br></div><div dir="ltr"><br></div><div>For more information about coordinate variables and named dimensions, please see the first two sections of this documentation page:</div><div><a href="https://www.ncl.ucar.edu/Document/Manuals/Getting_Started/basics.shtml">https://www.ncl.ucar.edu/Document/Manuals/Getting_Started/basics.shtml</a><br></div><div dir="ltr"><br></div><div dir="ltr"><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Jul 24, 2020 at 10:09 PM Mohd Noor'Arifin Bin Hj Yussof via ncl-talk <<a href="mailto:ncl-talk@mailman.ucar.edu">ncl-talk@mailman.ucar.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">




<div dir="ltr" style="font-size:12pt;color:rgb(0,0,0);background-color:rgb(255,255,255);font-family:"Times New Roman",Times,serif">
<p>Dear NCL Experts,</p>
<p><br>
</p>
<p>I have WRF output data with VarSummary as below:</p>
<p><br>
</p>
<p><span style="font-size:14pt"><em>Variable: u</em><br>
</span></p>
<p><br style="font-size:14pt">
</p>
<p><em style="font-size:14pt">Dimensions and sizes: [bottom_top | 39]  x </em><span style="font-family:"Times New Roman",Times,serif;background-color:rgb(255,255,255);font-size:14pt"><em>[south_north | 99]  x  </em><span style="font-family:"Times New Roman",Times,serif;background-color:rgb(255,255,255)"><em>[west_east |
 99] </em></span></span><br>
</p>
<p><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)"><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)"><br>
</span></span></p>
<p><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)"><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)">How do I print the individual
 values of the dimensions and sizes? I want to know the individual values of the "bottom_top" data (which I know is the altitude levels, correct?) </span></span></p>
<p><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)"><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)"><br>
</span></span></p>
<p><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)"><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)">For example, I know the
 0th value corresponds to = Surface level at 10m</span></span></p>
<p><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)"><span style="font-family:"Times New Roman",Times,serif;font-size:16px;background-color:rgb(255,255,255)"><br>
</span></span></p>
<p>But I want to know the 1st,2nd,3rd ..... 40th value and their correspondence. <br>
</p>
<p><br>
</p>
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<div style="font-family:Calibri,Arial,Helvetica,sans-serif;text-align:left"><font face="Times New Roman, Times, serif">Kind Regards,</font><span style="font-family:Calibri,Arial,Helvetica,sans-serif"> </span></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif;text-align:left"><span style="font-family:Calibri,Arial,Helvetica,sans-serif"><br>
</span></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif;text-align:left"><font face="Times New Roman, Times, serif" color="#3366ff"><b><i>Arifin Yussof</i></b></font></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif;text-align:left"><font face="Times New Roman, Times, serif"><i>Meteorological Officer</i></font></div>
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 of Transport and Infocommunications</i></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif;text-align:left"><font face="Times New Roman, Times, serif"><i><br>
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