[Wrfems] Missing reflectivity in gempak file?
rozumal at ucar.edu
Tue Sep 1 10:18:48 MDT 2009
If you set OCNTR to 7 (NCEP), I believe the table is 129.
Paul Jendrowski wrote:
> So if I left the OCNTR to be NCEP, which table would be used?
> I still think it should be the default for NWS sites to set the model
> to originate from the WFO so the model files can be shared more
> easily. We already have several "ensembles" being done in ER. It just
> seems all that needs to be done is set up the WFO tables to be like
> the NCEP tables by default (sites can then override when necessary).
> Robert Rozumalski wrote:
>> You may also find that some of the fields are mislabeled as well.
>> This is why I'm limiting the user's ability to modify the originating
>> center (OCNTR) in the next release. You can still
>> do it but there will be lot's of warnings.
>> Paul Jendrowski wrote:
>>> I found what the issue is. I have OCNTR and SCNTR set up for the
>>> grib encoding so the model is from WFO RNK, so the gempak conversion
>>> (using dcgrib2) is using the wrong table. According to the
>>> post_degrib2.log file, it looks like it was trying to use
>>> nwsgrib2.tbl, nwsgrib129.tbl and nwsgrib130.tbl (the latter 2 don't
>>> exist). These are gempak tables located in $GEMEXE/grid. The REFD
>>> and REFC parameters are defined in ncepgrib129.tbl so I just copied
>>> ncepgrib129.tbl to nwsgrib129.tbl and now I can see the reflectivity
>>> parameters in the gempak file.
>>>> Running ARW core in v3, using pretty much defaults in the the conf
>>>> files. Before we upgraded, we were running the gempak scripts to
>>>> create images and got reflectivity pictures. Now we get images
>>>> with no data and no complaints that I can see in the gif script. In
>>>> the script, gfunc=REFC. When I did a gdinfo, I could see no REFC
>>>> field in the gempak file (used ALL for gfunc, glevel, gvcord). I
>>>> did not touch anything in the default wrfpost_cntrl.parm file which
>>>> does have line with RADAR REFL in it (although I know nothing about
>>>> how to configure this file, or how it is used). Anyone get
>>>> reflectivity field to work?
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Robert A. Rozumalski, PhD
NWS National SOO Science and Training Resource Coordinator
COMET/UCAR PO Box 3000 Phone: 303.497.8356
Boulder, CO 80307-3000
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