Ncl regrid

nc (10) Source File is in ESMF format (11) Source Grid is a global grid (12) Source Grid is an unstructured grid (13) Use the corner coordinates of Nov 14, 2017 · Next message: [ncl-talk] Canonical Correlation Analysis via Barnett and Preisendorfer (BPCCA) Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] Hi Mary, I added the two lines before ESMF_regrid, but the script still doesn’t work. Sep 12, 2012 · Re: Problems with ESMF_regrid. cnLevelSelectionMode = "ManualLevels". ncl ; ; Concepts illustrated: ; - Interpolating from one grid to another using ESMF_regrid ; - Interpolating data from an MPAS grid to a curvilinear tripolar grid ;===== ; This example is identical to ESMF_all_11. Available in version 6. 2 and later. See the area_conserve_remap page for full documentation and examples. As of V6. linint2 uses bilinear interpolation to interpolate from one rectilinear grid to another. gsn_csm_contour_map_polar is the plot interface that draws a contour plot over a polar stereographic map. Your suggestion is highly appreciated. The ESMF_regrid function regrids data from one lat/lon grid to another, using ESMF software. >> >> ESMF_regrid_gen_weights: 'ESMF_RegridWeightGen' was successful. 0 roadmap on Aug 2, 2019. The file type will be de (5) tected automatically (6) Starting weight generation with these inputs: (7) Source File: MPAS_ESMF. 0. edu> Subject: Re: [ncl-talk] ESMF_regrid - SrcGridLat/SrcGridLon not recognised Hi Will, Were there any other errors with this script? The reason I ask is that it looks like ;----- ; ESMF_regrid_33. ; describing the destination (WRF-Hydro) grid. However I was not successful (0) ESMF_regrid_gen_weights: output from 'ESMF_RegridWeightGen': Aug 2, 2019 · Port the NCL ESMF_regrid family of functions, including: ESMF_regrid. The NCAR Command Language (NCL) is an interpreted language that may be used for plotting fields in MPAS-Atmosphere's netCDF input and output files. The longitudes are equally spaced while the latitudes are unequally spaced according to the Gaussian quadrature. 0-beta), this function will return type float if data is float, and double if data is double or the special "ReturnDouble" attribute is set to True (see below). This matlab routine shows how to plot results on an unstructured grid. 5 degree LAI file into 0. Here, we recommend to use the ESMF regridding software which is integrated in the NCL software package since version 6. edu> Date: Tuesday, 21 August 2018 at 6:19 AM To: Will Hobbs <will. I am not using ESMF_regrid right now because I wanted to try ESMPy is a Python interface to the Earth System Modeling Framework (ESMF) regridding utility. nc" NetCDF file, which is a intermediate file it needs to create in order to eventually create the NetCDF weights file. Assume xlon, ylat, and zVal are one-dimensional (1D) arrays of length KPTS. Daymet: Developed by Dr. not Gaussian) grids. This function is identical to area_conserve_remap, except the return value will have metadata added based on the input arrays. 5. I think in this case, the guess was not ideal, and hence you got a I believe the errors arise when trying to generate a weight file. 5 deg" or > "1x1". ipynb → Script to plot the regridded sea ice concentration data using a polar stereographic projection. If missing values are present, then linint2_points will perform the piecewise linear interpolation at all points possible, but will return missing values at coordinates which could not be used. 3. A Python version of this projection is available here . ncl ; for a faster Jun 27, 2012 · That's not the problem though. The advantage is a custom weight file can be generated. I want to interpolate the 0. Feb 6, 2013 · >> I tried to use ESMF Regrid function in NCL v6. I'm now trying it with the full ntime timesteps. 009999999 Dj : 0. The interpolation is first performed in the x direction, and then in the y direction. In this case, the data is stored as 16-bit integers (referred to as type "short"). cgd. ncl : This script illustrates how to create contours of an EASE grid. An option to indicate whether the rightmost dimension of fi is cyclic. Mar 4, 2014 · Regrid the SST and sea-ice data from the B compset and create files in an appropriate format to run with CAM2. 0 is necessary for using this function. ncl with either bilinear > or patch. ncl example. ncl ; ; Concepts illustrated: ; - Interpolating from one grid to another using ESMF_regrid ; - Interpolating data from an NCEP grid to a 5x5 degree global grid ; - Writing data to a NetCDF file using the easy but inefficient method ;===== ; This example is identical to ESMF_all_1. shapefile_mask_data - masks your own data against outlines in a shapefile. nc (8) Destination File: MPAS_CELL. 75x0. txt > > The two output files from running regrid_ndv_mod. Is there another simple yet better approach to take this data and > place it on a regular grid to map in NCL? > > > > Thank you for the help in advance! > > > > Marc Jun 12, 2014 · From: Mary Haley <haley_at_nyahnyahspammersnyahnyah> Date: Thu Jun 12 2014 - 12:16:33 MDT. regrid_pole_npoints ( int) – specifies how many points to average over if polemethod == ALLAVG. area_conserve_remap_Wrap, area_hi2lores_Wrap, ESMF_regrid, linint2, linint2_Wrap, latGau, latGauWgt, latRegWgt, NormCosWgtGlobe. ncl;; 30. res@sfYArray = lat1d. 14 kmf;-----begin;--define file name diri = ". the regrid fills in the data for > locations where the value should be NaN which subsequently “stret= ches” the > data). Examples For more robust regridding, see the ESMF regridding examples, which show how to regrid data from and to rectilinear, curvilinear, or unstructured grids. 75d/) --Mary On Mon, Nov 13, 2017 at 11:47 AM, Laura Fowler < laura at Feb 5, 2013 · From: gibies george <gibies_at_nyahnyahspammersnyahnyah> Date: Tue Feb 05 2013 - 08:46:40 MST. Consider example 6 as a guide to preserve the global precipitation average and noting that both datasets use fixed (interval, i. clyne added this to To do in Version 1. Several example scripts are provided below as a starting point, and users new to NCL may consult the extensive NCL documentation for examples and complete documentation on all functions ;===== ; ESMF_regrid_11. plot_CESM2_siconc_original_regrid. I have taken a regridding script found the NCL example website and modified it to handle very very large arrays and write the data, time step by time step. ncl functions (interpolation) narr_2. pdf> > On Sep 12, 2012, at 10:51 AM, jokalebo@huskers. edu/Applications/regrid. Saved searches Use saved searches to filter your results more quickly May 22, 2018 · Hi Lara, You are passing in your original data into advect_variable instead of the regridded variables. There are two different ways to access the executable ESMF_RegridWeightGen. But I found a way to do it with NCL. Example: the actual interpolation is conducted using g2gsh_Wrap, a wrapper function that will assign all the appropriate meta data, including the gaussian latitudes, to resulting output. edu > anonymous > your_email > prompt > cd pub/shea/ESMF_EASE > ls > mget * > quit > > 518856 sep 6 16:54 EaseLatLon_100km. The masks are Mar 19, 2013 · > > > Hi NCL-talk, > > > > > > I want to regrid a high-resolution (~1km) MODIS GPP to a coarse resolution (1x1) grid using ESMF_regrid. uv2vrdvf operates on a fixed grid. We would like to show you a description here but the site won’t allow us. Download and install NCL 6. Hi, there I want to regrid POP ocean data from CCSM3 T31gx3v5, but get some error: Mar 13, 2019 · See attached On Mon, Mar 11, 2019 at 5:14 AM LSL < lslrsgis at whu. ncl) on a file for precipitation instead of sea > temperature as in the template but received multiple errors. ESMF_regrid_with_weights regrids data from a source grid to a destination grid, using weights stored in the wgtFile NetCDF file. I ran your script over the first four timesteps instead of all of them, just so I could see the end result faster. If one or more of the four closest grid rectilinear_to_SCRIP is part of a suite of regridding routines based on Earth System Modeling Framework (ESMF) software. ESMF_regrid_gen_weights: Writes a weight file using the offline ESMF weight generator. Then: grid = triple2grid2d (xlon,ylat,zVal, lon,lat, False) will use default behavior and return a 2D array of the same size as xgrid. ncl → A NCL script that plots the original (since NCL does not require a regular grid for plotting) and regridded data side by side Oct 30, 2014 · DKRZ NCL ESMF regridding curvilinear to rectilinear example#. Feb 3, 2014 · > ESMF_regrid_6. Aug 4, 2011 · Re: pop regrid This message : [ Message body ] [ More options ] Related messages : [ Next message ] [ Previous message ] [ In reply to ] [ Next in thread ] [ Replies ] Sep 25, 2011 · From: Dennis Shea <shea_at_nyahnyahspammersnyahnyah> Date: Sun Sep 25 2011 - 07:40:56 MDT. > > --Mary > Mar 20, 2013 · >> I tried to use ESMF Regrid function in NCL v6. The shapefile_utils. ncl > > I have placed the source ERAI file and several files containing various > latitude and longitude grid configurations at the following ftp location: > > ftp ftp. It completed without any errors. Drawing the contours only is much quicker, and is good for quick debugging purposes. Previous message: [ncl-talk] regrid data from one unstructured grid to another unstructured grid Next message: [ncl-talk] adding theoretical lower bound to a scatter plot Jan 13, 2014 · Regridding is the process of interpolating from one grid resolution to a different grid resolution. Regridding from higher to the lower resolution grid. Next, I call ESMF_regrid_gen_weights and that throws an error: warning:getvardims: file (null) contains no dimensions readable by NCL fatal:The result of the conditional expression yields a missing value. create_SST_files_from_B_case_with_bcgen. Then, I saw the function you mentioned "vinth2p_ecmwf", I found it works in dealing NCL: DAYMET: Daily Sfc Weather and Climatologies. nc" or " > ndvi3d_1982_r0. If any missing values are encountered in a particular 2D input grid, then all of the values in the corresponding output grids NCL's ESMF regridding functions can be used to generate weight files: See Example 24. GRIB files contain the parallel information, and NCL automatically reads these values in and assigns them as attributes to the lat2d array. However, most commonly, regridding refers to spatial interpolation. /" fili = "diff_tas_rcp45_20060101. It shows the following bunch of errors. 005 Lo2 : 299. Change this: adv_vrt = advect_variable(u, v, wr, 1, "vorticity A Gaussian grid is one where each grid point can be uniquely accessed by one-dimensional latitude and longitude arrays (i. 5 to 359. 005 La2 : 20. ; option specified in the command line. res@sfXArray = lon1d. Either that must be in a directory included in your normal PATH variable, or else the optional shell variable ESMFBINDIR can be used to specify the directory containing ESMF_RegridWeightGen. ESMF_regrid_gen_weights is part of a suite of regridding routines based on Earth System Modeling Framework (ESMF) software. PopLatLonV, ESMF_regrid. lcnative_3. latlon_to_SCRIP: Writes the description of a lat/lon grid to a SCRIP file. Warning (find_time_vars): Time variable >time< not found! and. See Also. x "ncl" executable, and the ESMF_RegridWeightGen executable that comes with NCL V6. I am running NCL 6. 1. ncl > ESMF_regrid_7. nc file to destination file: NARR. I tried CDO, and also ncremap, but did not work. ) So your Jan 21, 2021 · Add to your existing ncl scripts, code such as: lat1d = f[0]->lat. ; describing the source rectilinear grid. There are numerous grid interpolation methods and users should choose the method appropriate for curvilinear_to_SCRIP is part of a suite of regridding routines based on Earth System Modeling Framework (ESMF) software. 0) option, that your masks are exactly the same. Jun 5, 2013 · The MOD16 data is in a (1200x1200) array, from a 1 km resolution Swath. 0, any interior points not interpolated in the initial interpolation pass will be filled using linear interpolation. For example, if your longitude values go from, say, -179. 0 by manualy Apr 21, 2024 · The first step is to conservatively regrid the original CMIP6 emissions to the desired grid. nc (9) Weight File: vertex_2_cell. Peter E Thornton to fulfill the need for daily climatological data necessary for plant growth model inputs, Daymet generates daily, gridded surfaces of temperature, precipitation, humidity, and radiation over large regions and takes into account areas of complex terrain. Here is a snippet of my code. Most of these are short scripts with a minimal number of resources set. 0 and later. The input grid may be cyclic in the x direction. ESMF_regrid_with_weights: Using the provided weight file, regrids data from one lat/lon grid to another. ncl might be your best bet, because it's one of > the few where the rectilinear grid being regridded to is read off a file. ncl ; ; Concepts illustrated: ; - Interpolating from one grid to another using ESMF_regrid ; - Interpolating data from a 'Greenland' grid to a Sep 5, 2019 · Below we provide script packages to regrid meteorological forcing data to a smaller, completely encompassed WRF-Hydro domain. shtml. In general, data of type short must be transformed prior to calculations and plotting . ncl><ESMF_regrid. ncl script provides additional useful routines for working with shapefiles: print_shapefile_info - prints information about the shapefile. >> >> However, I get the NCL scripts. Does it reveal that the upgradation of NCL to version 6. See ESMF_wgts_5 ;----- ; NCL User Guide Example: NUG_regrid_curvilinear_to_rectilinear_bilinear_wgts_destgrid_ESMF. ncl > ESMF_regrid_24. In some cases, edge points may not It uses the input description files ( srcGridFile and dstGridFile) for the source and destination grids, and the offline "ESMF_RegridWeightGen" weight generation tool to generate the weights. latlon_to_SCRIP is part of a suite of regridding routines based on Earth System Modeling Framework (ESMF) software. Beginning with NCL version 6. 5, then you would set this to True. ESMPy provides a Grid to represent single-tile logically rectangular coordinate data, a Mesh for unstructured coordinates, and a LocStream for collections regrid_2. On Sep 11, 2012, at 11:02 PM, Schiffer, Nicole June wrote: > Oops, I meant plot_CESM2_siconc_regrid. Regrid output to regular grid Sep 12, 2012 · > <ESMF_regrid_16_region. But, the code is buggy. I think they are both curvilinear. nc, and zmksrf_pft. Look at the NCL website for regridding: https://www. ncl > > I think that ESMF_regrid_8. lon1d = f[0]->lon. See ESMF_wgts_11. - NCAR/CESM_postprocessing For more robust regridding, see the ESMF regridding examples, which show how to regrid data from and to rectilinear, curvilinear, or unstructured grids. The contributed function short2flt may be used to directly read the data. I have tried it on other precipitation CMIP5 > model outputs as Aug 1, 2017 · This should create a NetCDF file with > the regridded data called either "ndvi3d_1982_r0. plot_shapefile - creates a basic map plot with the shapefile outlines added. 75_patch. But there still had abnormal value near undergrond region in near surface pressure level. Then I use ESMF_regrid_gen_weights and ESMF_regrid_with_weights to interpolate. 25d/) Opt at DstURCorner = (/ 30. ncl: An example of using g2gsh, which interpolates from one gaussian grid to another using spherical harmonics. ncl : This script demonstrates how to read in a NARR netCDF file into NCL. La1 : 54. Options can bet set for which years to grid to the new files. Examples ESMF_regrid: Regrids data from one lat/lon grid to another, using ESMF software. I didn't see any grid corner lat/lon info on your NARR file, so we are having to use whatever NCL guesses. the coordinates are orthogonal). ; WRF-Hydro model domain, a curvilinear grid specified in a geo_em. , 359. --Mary On Feb 5, 2013, at 8:46 AM, gibies george wrote: > Dear friends, > > I tried to use ESMF Regrid function in NCL v6. This page contains some NCL scripts that you can download for doing creating visualizations of your data, adding shapefile outlines, adding primitives, or doing ESMF regridding. This procedure does not handle missing values (defined by the _FillValue attribute). 75_bilinear. nc . The tools used here utilize the ESMF regridding libraries contained within the NCL software. The following NCL script reads the source and target file, regrid it using ESMF_regrid function, write the regridded variable to a new netCDF file and create a plot to compare the data. 0 Below is a snippet of my code. , 0. 5 degree over the region of the swath. The projection of both the WRF and NARR files are lambert conformal. Sep 4, 2020 · [ncl-talk] regrid data from one unstructured grid to another unstructured grid Ming Chen chenming at ucar. I then call latlon_to_SCRIP with no problems. regrid_pole_npoints – specifies how many points to average over if polemethod == ALLAVG. I would suggest using Uo = area_hi2lores_Wrap (loni,lati,U,False, 1, newlon,newlat, False) You can use the same weights file to regrid across other levels and timesteps of the same variable, or across other variables, as long as the lat/lon grid that you are regridding from and to are exactly the same, and, if you use the special GridMask (or Mask2D prior to NCL V6. Mar 18, 2021 · Hi Jiali: The function ESMF_RegridWeightGen executable is part of the ESMF library and is not a ncl function: that is the reason why you did not find it in the ncl source code itself. ; NCL V6. The first frame is a contour plot only, and the second frame overlays the contours on a northern hemisphere polar stereographic map. nc" > > regrid_xxxx_output. Project repository for the CESM python based post-processing code, documentation and issues tracking. #28. This should be set to True only if you have global data, but your longitude values don't quite wrap all the way around the globe. edu. This document gives a brief outline about ESMF, further information can be found at the ESMF home page at. ncl ;-- ;-- Description: regrid to curvilinear grid Jun 10, 2014 · > the results look a little bit off (i. This procedure writes the description of a an unstructured grid to an ESMF description file. NCL contributed. hobbs at utas. Setting option =True and option @ mopt =1 will result in the function using Mar 17, 2021 · Hi NCL users! I am having a problem running a regrid script. 05 degree PFT file, so that I have high resolution LAI data. The script is appended below. Click here for more information on ESMF regridding options, most of which are supported in ESMPy. nc files: zmksrf_lai. 01 Lat is in degrees_north Lon in degrees_east. Feb 5, 2013 · routine that's built into the 6. line_type ( LineType ) – select the path of the line that connects two points on the surface of a sphere. ncl ; ; KMF ;----- load "$NCARG_ROOT/lib/ncarg/nclscripts/esmf/ESMF Hi Dave, It's having problems creating the "source_file. m. If missing values are present, then linint2 will perform the bilinear interpolation at all points possible This could take needless extra time, because it will try to regrid to areas where you may not have data. Hi Laura, The ESMF_regrid function got confused because you had set both DstGridType Sep 13, 2012 · From: Mary Haley <haley_at_nyahnyahspammersnyahnyah> Date: Wed Sep 12 2012 - 10:01:37 MDT. > The others tend to just regrid to a predefined grid, like "0. ncl: Native lambert conformal grid from a GRIB file. The NCL script Regrid_fv2se_cmip6_main. edu Fri Sep 4 16:23:07 MDT 2020. clyne added the enhancement label on Aug 2, 2019. . ncl ; ; Concepts illustrated: ; - Interpolating from one grid to another using bilinear interpolation ; - Drawing color-filled contours over a cylindrical equidistant map ; - Paneling two plots vertically on a page ; - Adding a common labelbar to paneled plots ; - Adding units attributes to lat/lon arrays ; - Turning off the individual contour labelbar ; - Manually creating (The weight file is not generated by NCL. linint2_points uses bilinear interpolation to interpolate from a rectilinear grid to an unstructured grid. It says “could not find ESMF_RegridWeightGen executable” after generating the source_grid_file and destination_grid_file and before generating the weights. Sep 12, 2012 · I am using ESMF_regrid to regrid a WRF. Here’s a message I got: (0) get_src_grid_info: can't determine what type of source grid you have Mar 18, 2021 · Look inside ESMF_regridding. The result is that, sometimes, there are small gaps in the interpolated grids. ESMFBINDIR takes priority. 75, or 0. unl. ncl ; ; Concepts illustrated: ; - Interpolating from one grid to another using ESMF_regrid ; - Interpolating data from a WRF grid to a rectilinear grid ; - Using functions for cleaner code ;===== ; This example is identical to ESMF_all_5. Both methods have their advantages. The simple search algorithm used by rcm2rgrid is not capable of handling all cases. edu" <ncl-talk at ucar. Feb 6, 2013 · > I tried to use ESMF Regrid function in NCL v6. ncl script on my working directory. ncl. Gaussian grids do not have points at the poles. 1 or later. ncl, lines 2739-2754. > > > The purpose is to compare (1) Observation (latlon projection/rectilinear > grids in . The algorithm used assumes that all latiudes and longitudes refer to a spherical earth. ncl, except it does the ; regridding in one call to "ESMF_regrid". Description. au> Cc: "ncl-talk at ucar. x. gz package contains NCL-based regridding scripts that will regrid ESMF_regrid: Regrids data from one lat/lon grid to another, using ESMF software. gsnPolar = "NH". Dear friends, I tried to use ESMF Regrid function in NCL v6. Each compressed tar. NCL can not determine branch, see ismissing function fatal Mar 17, 2021 · 919175314@qq_com said: Hi，. I tried running the ESMF > template (ESMF_regrid_6. nc Sep 12, 2012 · FW: (ESMF_regrid) is undefined This message : [ Message body ] [ More options ] Related messages : [ Next message ] [ Previous message ] [ Next in thread ] [ Replies ] ease_1. The data is on a 3500x7000 grid at 0. ) For more robust regridding, see the ESMF regridding examples, which show how to regrid data from and to rectilinear, curvilinear, or unstructured grids. They do not account for the fact that the earth is an ellipsoid. txt file) with (2) Simulation (lambert . This could involve temporal, vertical or spatial ('horizontal') interpolations. ucar. Binary file not shown. Firstly, I changed the SE grid to lon-lat grid using "ncremap" (NCO operator), then I used NCL "vinth2p" to do the vertical interpolation. Next message: [ncl-talk] ESMF_regrid issue: 'ESMF_RegridWeightGen' was not successful. 995 Di : 0. In order to generate contours over a map from this Hi Nicolay, in my opinion CDO can't remap those files. The regridding can be done via a multi-step process that includes this procedure, or via an "all-in-one" function called ESMF_regrid. ftcurv: Calculates an interpolatory spline through a sequence of Regridding, also called remapping or interpolation, is the process of changing the grid that underlies data values while preserving qualities of the original data. ncl: There are times when you may not know the appropriate parallels for your native lambert conformal grid. This in turn controls the path along which distances are calculated and the shape of the edges that make up a cell. For example, generate a weight file that will conservatively regrid the POP data to (say) a 1x2 grid. unstructured_to_ESMF is part of a suite of regridding routines based on Earth System Modeling Framework (ESMF) software. line_type ( LineType) – select the path of the line that connects two points on the surface of a sphere. Assume lon and lat are 2D arrays specifying grid locations. Apr 5, 2018 · On the UNIX command, before you run your script, can you type the following four commands and send the output to ncl-talk: which ncl ncl -V env | grep NCARG which ESMF_RegridWeightGen Then, also tell us how you are running "ncl". polar_2. To restrict the area of the 1 degree grid, you can set DstLLCorner / DstURCorner to something like: Opt at DstLLCorner = (/ -30. It works ok but my file keeps adding these strange ncl dimensions to the output file: uv2vrdvf takes as input u and v and returns the vorticity and divergence in the arrays vr and dv. ncl: Adds some intrinsic labels, manually sets the contour values, and creates a panel plot. 995 Lo1 : 230. ;===== ; ESMF_regrid_1. Script templates for NCL regridding and graphics. This may take up to 24 hours, depending on the grid Add ERA5 Forcing regrid. ;===== ; ESMF_regrid_5. The script > attached is essentially the same as that template but with the 'conserve' > method for regridding removed. ncl Regrid the SST and sea-ice data from the B compset and create files in an appropriate format for processing with bcgen (you need to run bcgen afterwards to have a SST/ICE dataset in an Sep 7, 2016 · The script is > similar to ESMF_regrid_9. 10. Will From: Mary Haley <haley at ucar. nc. 75 to 179. Then I use rectilinear_to_SCRIP to generate the destination grid, which I would like to be 0. It is the ncl function ESMF_regrid_with_weights that calls the ESMF_RegridWeightGen (that ncl function is in the large ncl script ESMF_regridding. A side note: I had to change: ndvi_all at time = systemfunc Apr 15, 2013 · NCL seems to be very powerful but the learning curve seems a bit steep. NCL provides different functions to regrid the data using different methods. Plotting unstructured grids with MATLAB. edu wrote: > >> Yes Mary, I now notice that regridding from WRF to NARR works well with "bilinear" and "patch". nc file. nc";--open file and read variable f = addfile (diri + fili, "r") tas = f-> tas tas @lat2d = f-> lat;--set 2 D latitude data tas @lon2d = f-> lon;--set 2 D longitude data var = tas Aug 4, 2011 · From: Wei Liu <wliu5ster_at_nyahnyahspammersnyahnyah> Date: Thu Aug 04 2011 - 10:46:29 MDT. d0x. Different kinds of transformations are appropriate for different problems. ;----- ;-- NCL User Guide example: ;-- NUG_regrid_rectilinear_to_curvilinear_bilinear_wgts_destgrid_ESMF. cn > wrote: > Dear NCL community, > > > I am using ncl ESMF_regrid function to convert projection from (1) latlon > to (2) wrf lambert. Regridding may be needed when communicating data between Earth system model components such as land and lcnative_2. 0 by manualy placing ESMF_regridding. ESMF_regrid: Regrids data from one lat/lon grid to another, using ESMF software. Jane, When you use the "conserve" method, you need to provide the grid corners, otherwise the NCL-ESMF software will have to guess at them. ncl > ESMF_regrid_8. 1deg. 0 (not V6. DKRZ NCL script:;-----; DKRZ NCL Example: NCL_rotated_grid. I am using the ESMF_regrid_16. ne0CONUSne30x8_patch_plot_simplified. e. It generates weights quite okay. Nov 23, 2020 · I have two . ncl uses ESMF utilities and reads a file with grid information and weights for the destination grid. ;----- ; regrid_1. bi vr sf cv ud vn vv pu im mr