[ncl-talk] usage of landsea.nc for separation of point data

[Dennis Shea]

Please carefully read the documentation:
   http://www.ncl.ucar.edu/Document/Functions/Shea_util/landsea_mask.shtml

As noted in the documentation, the land-sea mask is a 1x1 grid.

---------------

http://www.ncl.ucar.edu/Applications/mask.shtml
mask_5.ncl
-----------------
http://www.ncl.ucar.edu/Applications/climo.shtml
climo_6.ncl
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http://www.ncl.ucar.edu/Applications/unique.shtml
unique_14.ncl
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http://www.ncl.ucar.edu/Applications/mjoclivar.shtml
mjoclivar_1.ncl

On Fri, Jul 20, 2018 at 11:12 AM, Geeta Geeta <geetag54 at yahoo.com> wrote:

> hi all.
> i have some lat/lon of some points that I have plotted on the map. It is a
> simple txt file which contains this information (lat/lon) and I have
> separarate these points into land and sea.
>
> I wanted to know how to use the file landsea.nc  that separates the point
> data over land and over ocean. sample txt file is shown below.
> 20080508.59705.7.HDF     13.367300 76.986855
> 20080530.60046.7.HDF     17.905054 76.779205
> 20090505.65352.7.HDF     5.941240   79.00
> 20090517.65536.7.HDF     18.066799 76.019241
>
> I have attached a sample figure for your reference.
>
> thanks for your suggestions
>
> Geeta.
>
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