[ncl-talk] rgrid2rcm_Wrap

Dennis Shea shea at ucar.edu
Thu Apr 13 17:08:33 MDT 2017


Attached is a script that produces the attached png files.

I added numerous 'printVarSummary', 'printMinMax' calls.
Please look at the output. Meta data is useful in NCL.
I do not have experience with wrf_* graphics. I used generic gsn_csm_*
functions.

If this is slow for many files, I suggest you use ESMF regrid [rectilinear
to curvilinear].
Save the generated weight file and the use ESMF's

*ESMF_regrid_with_weights*
<http://www.ncl.ucar.edu/Document/Functions/ESMF/ESMF_regrid_with_weights.shtml>

Good luck

On Tue, Apr 11, 2017 at 10:03 PM, 刘振 <286909655 at qq.com> wrote:

> Dear NCL-users,
>
>   My ncl version is 6.3.0. I got a problem when I regrid MODIS level 3
> daily data to WRF model grid. The problem is that before I regrid, I have
> to minify the modis data region based on my WRF domain (please see attached
> ncl script). If I comment out the minify part, the modis data will become
> all missing value after regrid. But I didn't meet with similar problem when
> I use ERA interim data to regrid on WRF grid. Could you tell me why this
> problem happens. Many thanks.
> Best regards,
>
> zhen
>
> ------------------
> Liu  Zhen
> Department of Atmospheric Science
> School of Environmental Science and Engineering
> Sun Yat-sen University
> Email address: liuzhen9 at mail2.sysu.edu.cn
>
>
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