[ncl-talk] Grib file warning

[Jason English]

Hi Dennis,

Thanks for the tips.  Who updates the GRIB look-up tables? I'm analyzing
output from the NCEP GFS weather prediction runs which is pretty standard
output, so I'm surprised I'm getting warnings.

I'm using NCL 6.2.1.

~Jason

On Fri, Apr 17, 2015 at 3:23 PM, Dennis Shea <shea at ucar.edu> wrote:

> Hi Jason,
>
> [1] These are 'warnings'. The unpacked values are correct but there are no
> entries in the GRIB look-up tables used by NCL to create a valid netCDF
> variable name; also, long_name, units
>
> [2]  http://www.ncl.ucar.edu/FAQ/
>
>       Error messages:
>
> *How can I turn off NCL warning messages?*
>
> You can add the following code near the top of your NCL script:
>
>   err = NhlGetErrorObjectId()
>   setvalues err
>     "errLevel" : "Fatal"          ; only report Fatal errors
>   end setvalues
>
> This will turn off *all* "warning" type messages, so only do this if you
> are feeling pretty confident about your code.
>
> For more information about error reporting, see the documentation for
> *NhlGetErrorObjectId*
> <http://www.ncl.ucar.edu/Document/Functions/Built-in/NhlGetErrorObjectId.shtml>.
>
>
>
> [3] What version of NCL are you using? There are numerous additions to the
> 6.3.0 version of NCL.
>
> %> ncl -V
>
>
> D
>
>
>
>
>
> On Fri, Apr 17, 2015 at 2:37 PM, Jason English <jayenglish at gmail.com>
> wrote:
>
>> I am opening GFS output Grib files using NCL and I constantly get
>> warnings such as these:
>>
>> warning:NclGRIB: Unknown grib parameter number detected (241, center 7,
>> table version 129 grib record 5), using default variable name (VAR_241)
>> warning:NclGRIB: Unknown grib parameter number detected (250, center 7,
>> table version 129 grib record 280), using default variable name (VAR_250)
>> warning:NclGRIB: Unknown grib parameter number detected (191, center 7,
>> table version 133 grib record 349), using default variable name (VAR_191)
>>
>> It doesn't cause any problems other than it makes my scripts difficult to
>> read the print statements that are more useful.  How do we add grib
>> parameters to the master table? If that's not an option, how do we suppress
>> these warnings? Thanks.
>>
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>
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