Lewis,<br><br> g2ctl, gribmap, and grads worked for me. Please update your copy of wgrib2 to a newer<br>version.<br><br> Wesley Ebisuzaki<br><br><br><div class="gmail_quote">On Tue, Nov 6, 2012 at 2:34 PM, Poulin,Lewis [CMC] <span dir="ltr"><<a href="mailto:Lewis.Poulin@ec.gc.ca" target="_blank">Lewis.Poulin@ec.gc.ca</a>></span> wrote:<br>
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<p><font face="Arial">Hello GrADS community. </font>
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<p><font face="Arial">This message below is also in the readme file along with sample grib2 file at the following site: </font>
<br><a href="http://collaboration.cmc.ec.gc.ca/cmc/cmoi/grads/reps-glblatlong/" target="_blank"><u><font color="#0000FF" face="Arial">http://collaboration.cmc.ec.gc.ca/cmc/cmoi/grads/reps-glblatlong/</font></u></a>
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<p><font face="Arial">(Caution - the grib2 file is 11MB)</font>
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<p><font face="Times New Roman">Dear GrADS community: </font>
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<p><font face="Times New Roman">(1) I produced a lat-long grid: </font>
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<p><font face="Times New Roman">- 0.14 degrees lat x 0.14 deg longitutde</font>
<br><font face="Times New Roman">- from -23S to 90N</font>
<br><font face="Times New Roman">- from 0 to 360</font>
<br><font face="Times New Roman">- file is <a href="tel:2012110600" value="+12012110600" target="_blank">2012110600</a>_CMC_naefs-reps_0.14x0.14deg_P000_000.grib2 - included in this directory</font>
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<p><font face="Times New Roman">(2) wgrib2 -V <a href="tel:2012110600" value="+12012110600" target="_blank">2012110600</a>_CMC_naefs-reps_0.14x0.14deg_P000_000.grib2</font>
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<p><font face="Times New Roman">This appears to work fine. I can see the records and the -V output of the grib2 file.</font>
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<p><font face="Times New Roman">(3) However when I execute the command</font>
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<p><font face="Times New Roman">g2ctl <a href="tel:2012110600" value="+12012110600" target="_blank">2012110600</a>_CMC_naefs-reps_0.14x0.14deg_P000_000.grib2 > <a href="tel:2012110600" value="+12012110600" target="_blank">2012110600</a>_CMC_naefs-reps_0.14x0.14deg_P000_000.grib2.ctl</font></p>
<p><font face="Times New Roman">I get the following error messages: </font>
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<p><font face="Times New Roman">*** script needs to be modified ***</font>
<br><font face="Times New Roman">*** unknown grid ***</font>
<br><font face="Times New Roman">Floating point exception </font>
<br><font face="Times New Roman">Done</font>
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<p><font face="Times New Roman">I am using code from grads_2.0.1</font>
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<p><font face="Times New Roman">The resulting .ctl file is included in this directory</font>
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<p><font face="Times New Roman">Would you have any advice? </font>
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<p><font face="Times New Roman">Thanks for your assistance. </font>
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<p><font face="Times New Roman">Lewis Poulin</font>
<br><font face="Times New Roman">Canadian Meteorological Centre</font>
<br><font face="Times New Roman">Dorval, Quebec</font>
<br><font face="Times New Roman">Canada</font>
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