Re: Grib

[Roland Schweitzer <Roland.Schweitzer@xxxxxxxx>]

Adam,

A good suggestion.  Thank you.  As a first cut, I have added the text of 
the email from Joe and a link to the scripts to the FAQ-o-matic 
documentation.

Roland

Adam Baxter wrote:

> Guys,
>    Thank you for your help and quick responses. I greatly appreciate it.
>    You might want to add some of this to your documentation, however. 
> It doesn't mention anything about GDS and that was my main guide for 
> setting LAS up.
> Just a suggestion,
> Adam Baxter
>
> Joe Mclean wrote:
>
> > Hi Adam,
> > You and I had some e-correspondance back around December 21.  You 
> > wrote that you have GDS servers at nomads.ncdc.noaa.gov:9090 and 
> > nomads.ncdc.noaa.gov:9091.  The LAS documentation concerning adding 
> > gridded data at 
> > http://ferret.pmel.noaa.gov/LASdoc/serve/cache/16.html will guide you 
> > through the process of configuring LAS for these datasets, just use 
> > the GDS OPeNDAP URL instead of a file name for the dataset url 
> > attribute and for running addXml.pl
> > Joe
> >
> > Roland Schweitzer wrote:
> >
> > > Adam,
> > >
> > > The most straight forward way to use LAS with grib files is to use 
> > > some "middle-ware" to handle the translation from grib to netCDF 
> > > on-the-fly.
> > >
> > > In my opinion the best tool for this job (there are certainly 
> > > others) is the GrADS Data Server 
> > > (http://grads.iges.org/grads/gds/gds.html).  You install GrADS and 
> > > GDS and configure GDS to serve your grib files.  Clients (like LAS) 
> > > that want to interact with these data will be able to do so using 
> > > the netCDF API as if the files were actually stored in netCDF even 
> > > though they will remain in grib.  There is some overhead, but the 
> > > process in efficient enough to work with LAS.
> > >
> > > Roland
> > >
> > > Adam Baxter wrote:
> > >
> > > > Hello,
> > > > I've been searching through the LAS documentation and I haven't 
> > > > found any information on how to point LAS at grib files. The 
> > > > documentation describes how to convert our grib files into NetCDF, 
> > > > but with gigs of data that's not really possible.
> > > > Any suggestions?
> > > >
> > > > Adam Baxter