masking

[Jeffrey Duda]

I'm assuming you are using the WRF, and if so you should have a variable
called LANDMASK in your history files...it takes on the values of 1 for land
and 0 for sea.  If you have that variable, you can use that as the mask.

Jeff Duda

On Tue, Oct 27, 2009 at 7:23 AM, Sachin Ghude <sachinghude at tropmet.res.in>wrote:

> Hi,
>
> I want to plot tropospheric NO2 only over the Indian grid points (not
> Nepal, Pakistan
> and BanglaDesh). Is there any such utility so that it will enable me to
> plot data only
> for  India girds in GRADs. ( my grid size is 0.25 x 0.25 degrees).
>
> please do the needful..
>
> bye..
>
> Sachin
>



--
Jeff Duda
Iowa State University
Meteorology Graduate Student
3134 Agronomy Hall
www.meteor.iastate.edu/~jdduda
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