Re: High resolution coastilines in wrf_map_overlays function?

From: Tabish Ansari <tabishumaransari_at_nyahnyahspammersnyahnyah>
Date: Wed Feb 19 2014 - 11:30:55 MST

Dear Mary,

Thank you very much for your mail.

I was able to achieve that after figuring out a few more sample NCL scripts
on coastlines. However, I have another query: I had attended your webinar
and have downloaded the shapefiles for my country. However, I am not sure
how to overlay them upon my WRF output which I plot using the
wrf_map_overlays function.

I am not able to turn on the National boundaries on for India. Please help
me do that with or without using shapefiles. Another issue is: My wrf data
is on a Mercator projection but the shapefile seems to be in a lat-lon
rectangular projection. How do I then use it in my wrf plots?

Many thanks in advance

On 19 February 2014 23:48, Mary Haley <haley@ucar.edu> wrote:

> Hi Tabish,
>
> You should be able to use the high-res coastlines.
>
> When you call wrf_map_overlays, there are two resource lists passed in.
> It's the second one that you use to add the map resources to.
>
> So, for example, if you have a call:
>
> plot =
> wrf_map_overlays(a,wks,(/contour_tc,contour_psl,vector/),pltres,mpres)
>
> then try adding this resource before you call wrf_map_overlays:
>
> mpres@mpDataBaseVersion = "HighRes" ; defaults to "MediumRes" in
> WRFUserARW.ncl
>
>
> --Mary
>
>
> On Feb 19, 2014, at 12:02 AM, Tabish Ansari <tabishumaransari@gmail.com>
> wrote:
>
> > Hello
> >
> > I have recently downloaded the rangs data for high resolution coastlines
> as it is mentioned here. Can I use this option in wrf_map_overlays function
> or is it only a feature of gsn_csn_contour_map function?
> >
> > My aim is to plot my wrf output using these high-res coastlines so I
> would like to use the inherent map projection in my wrf file to plot the
> data.
> >
> > --
> > Thanks & Regards
> > Tabish Umar Ansari
> > MS Research Scholar
> > Environmental & Water Resources Engineering Division
> > Department of Civil Engineering
> > IIT Madras
> > _______________________________________________
> > ncl-talk mailing list
> > List instructions, subscriber options, unsubscribe:
> > http://mailman.ucar.edu/mailman/listinfo/ncl-talk
>
>

-- 
Thanks & Regards
Tabish Umar Ansari
MS Research Scholar
Environmental & Water Resources Engineering Division
Department of Civil Engineering
IIT Madras

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Received on Wed Feb 19 11:31:17 2014

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