It sounds as if Paulo's answer will solve this for you. I'd like to point out a couple of useful FAQ's on this and related topics,
This outlines a method like what Paulo does in his script:
Reading ASCII data representing gridded data at http://ferret.pmel.noaa.gov/Ferret/faq/reading-ascii-data-representing-a-grid
And for data that represents time, defining a time axis:
How can I create a time axis from variables containing year, month, day, etc? at http://ferret.pmel.noaa.gov/Ferret/faq/creating-a-time-axis-from-time-variables
On 9/16/2014 10:22 PM, Nitin Patil wrote:
Please find the attached script and supporting file. Kindly let me know if anyone knows.I am able to read the ascii but while saving it is not saving in the I(lat) J(lon) format so that I can command in ferret shade CO[x=65:95,y=5:40];go land to get spatial plot.Dear ferret users,I am having a ascii file which includes 3 column (lat, lon, values of CO), Now I am trying to convert this into a netcdf to see a spatial variability.