finding contours

[Ilana Wainer <wainer@xxxxxx>]

I am going to tap once again into the collective knowledge :-)

Would any body have any suggestions on how can I use Ferret to obtain the
latitude where the contour 0 (zero) of my netcdf stream function data
intersects the coast? 

thanks!!

-Ilana

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  Ilana Wainer                                                     
  Dept. Oceanografia Fisica - Universidade de Sao Paulo            
  Praca do Oceanografico 191 - 05508-900, Sao Paulo - Brazil       
  Phone: +55-11 818 6578     Fax: +55-11 818 6610                  
  http://www.labmet.io.usp.br                                      
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