the ctl file that i have created is <div><br><div><div>dset ^%imc%<a href="http://y2.nc">y2.nc</a></div><div>title SST, Pathfinder Ver 5.0, Day and Night, Global, Science Quality (Monthly Composite)</div><div>options template</div>
<div>tdef 1 linear 12Z16MAY1998 1mn</div><div>xdef 3641 linear 0.0219727 0.0439453</div><div>ydef 1161 linear -70.9937 0.0439453</div><div>zdef 1 linear 0 1</div><div>UNDEF -1+E07</div><div>vars 1</div><div>sst 1 -999 Sea Surface Temperature</div>
<div>ENDVARS</div></div></div><div><br></div><div>all these monthly composites i have downloaded them from <a href="http://coastwatch.pfeg.noaa.gov/erddap/griddap/erdPHsstamday.html">http://coastwatch.pfeg.noaa.gov/erddap/griddap/erdPHsstamday.html</a></div>
<div><br></div><div>the ctl file gets opened but when i display the variable it gives an error</div><div><br></div><div>"Cannot contour grid - all undefined values"..can anyone please help</div>