On Fri, Nov 4, 2011 at 6:31 PM, Anil acharya <span dir="ltr"><<a href="mailto:acharya_anil@yahoo.com">acharya_anil@yahoo.com</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div><div style="color:#000;background-color:#fff;font-family:times new roman, new york, times, serif;font-size:12pt"><div style="font-family:'times new roman', 'new york', times, serif;font-size:12pt"><span><pre>
Hi</pre><pre>I was trying to create the .ctl file for .grb files using GRADS. I came with the error message as follows:</pre><pre>"Big problem</pre><pre>either .grb file is missing or not a grib file</pre><pre></pre>
</span></div></div></div></blockquote><div><br></div><div>Any chance your file is a GRIB-2 file? The urilities wgrib and <a href="http://grib2ctl.pl">grib2ctl.pl</a> assume GRIB-1. You will need wgrib2 and <a href="http://g2ctl.pl">g2ctl.pl</a> for GRIB-2 files. Google for it.</div>
<div><br></div><div> Arlindo</div><div><br></div><div> </div></div>-- <br>Arlindo da Silva<br><a href="mailto:dasilva@alum.mit.edu">dasilva@alum.mit.edu</a><br>