Does ARWpost package work to convert the WPS file to grads file? Then you will have 2 files: one .DAT file and a .CTL file which is a descriptor. Then you can use open command instead of sdfopen to use grads.<div><br></div>
<div>Ehsan</div><div><br><br><div class="gmail_quote">On Thu, Mar 1, 2012 at 4:32 AM, Ragi A.R <span dir="ltr"><<a href="mailto:ar.ragi@gmail.com">ar.ragi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br><div class="gmail_quote"><font color="#330000"><font><font face="georgia,serif">WRF Users,<br><br></font></font></font><font color="#330000"><font><font face="georgia,serif">I wanted to open met_em_* files to check the input variables(mainly u and v at a particular region)</font></font></font><font color="#330000"><font><font face="georgia,serif">. I tried using both NCL and Grads </font></font></font><font color="#330000"><font><font face="georgia,serif">to plot</font></font></font><font color="#330000"><font><font face="georgia,serif"> and extract those variables after WPS </font></font></font><font color="#330000"><font><font face="georgia,serif">but the errors below are coming. <br>
<br>NCL:<br><br>Extracted <a href="http://u.nc" target="_blank">u.nc</a> first from </font></font></font><font color="#330000"><font><font face="georgia,serif">met_em.d01.2009-04-01_00:00:<a href="http://00.nc" target="_blank">00.nc</a><br>
Then tried to plor using gsn_csm_contour_map(wks,u({minlat:maxlat},{minlon:maxlon}),res)<br>
Then the error coming:<br></font></font></font><font color="#330000"><font><font face="georgia,serif">fatal:Dimension (west_east_stag) of (u) does not have an associated coordinate variable<br>fatal:Execute: Error occurred at or near line 65 in file extract_uv.ncl<br>
<br>GRADS:<br><br>ga-> sdfopen met_em.d01.2009-04-01_00:00:<a href="http://00.nc" target="_blank">00.nc</a><br>Scanning self-describing file: met_em.d01.2009-04-01_00:00:<a href="http://00.nc" target="_blank">00.nc</a><br>
gadsdf: SDF file has no discernable X coordinate.<span class="HOEnZb"><font color="#888888"><span><font color="#888888"><br>
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<br><br>-- </span></i><br style="font-family:courier new,monospace">
<i><span style="font-family:courier new,monospace"></span></i><font><i style="color:rgb(51,51,255);font-family:garamond,serif">Regards,</i><br style="font-family:garamond,serif;color:rgb(51,51,255)"><i style="color:rgb(51,51,255);font-family:garamond,serif">A.R.Ragi</i><br style="font-family:garamond,serif;color:rgb(51,51,255)">
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</div><div style="font-family:garamond,serif;text-align:left;color:rgb(51,51,255)"><font><i>Research Scholar<br></i></font></div><div style="text-align:left;color:rgb(0,51,0)"><i style="color:rgb(51,51,255)"><span style="font-family:courier new,monospace"><font><span style="font-family:garamond,serif">Centre for Atmospheric Sciences</span><br style="font-family:garamond,serif">
<span style="font-family:garamond,serif">IIT Delhi, Hauz Khas</span><br style="font-family:garamond,serif"><span style="font-family:garamond,serif">New Delhi, India.</span></font><br style="font-family:courier new,monospace">
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