<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">Hi,<br><br>I did "cdo cat uwnd10m.mon.mean.nc vwnd10m.mon.mean.nc uvwnd10m.mon.mean.nc"<br><br>I opened in grads; "sdfopen uvwnd10m.mon.mean.nc"<br><br>The outcome is; <br><br>Scanning self-describing file: uvwnd10m.mon.mean.nc<br>SDF file uvwnd10m.mon.mean.nc is open as file 1<br><br>When I q file;<br><br>File 1 : monthly mean u wind<br> Descriptor: uvwnd10m.mon.mean.nc<br> Binary: uvwnd10m.mon.mean.nc<br> Type = Gridded<br> Xsize = 192 Ysize = 94 Zsize = 1 Tsize = 1512 Esize = 1<br> Number of Variables = 1<br> uwnd 0 t,y,x Monthly Mean of U-Wind<br><br>Questions:<br><br>1. Why the number of variables = 1?<br>2. Where is vwnd? I can only see uwnd.<br>3. What should I do to have uwnd and vwnd as my new variables in my new data file?<br><br>When I try; "d
vwnd"<br><br>I get:<br><br>Syntax Error: Invalid Operand <br> 'vwnd' not a variable or function name<br> Error ocurred at column 1<br>DISPLAY error: Invalid expression <br> Expression = vwnd<br><br><br>Thank you for your help.<br><br>Saiguran Loisulie<br>
Climate Systems Analysis Group<br>
Environmental and Geographical Science Department<br>
University of Cape Town<br>
Private Bag X3<br>
Rondebosch<br>
7701 <br>
SOUTH AFRICA<br>
<br>
CELL 0748 068 230</td></tr></table><br>