Delft-Fews can read grib files and display these. the Ugrib program (http://www.grib.us/) can be used to download (sections) of the CFS gobal weather model. If you follow the following steps you can use this program to download files and import them directly into Delft-Fews. Alternatively you can use a perl script to get the data directly from the nomad6 server using the ftp2u system. This script is attached to this page.
Using Ugrib
- Configure Delft-Fews to read the grib data (see below)
- Download and install Ugrib (free egistration registration needed)
- Setup Ugrib to download the grib files to the grib import dir (e.g. Import/UGrib) of Delft-Fews
- Select a region in UGrib and downloud download this
- Run the import in Delft-Fews -> data should be visible in the Grid display
Using getgfs.pl
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See the help info in the getgfs script. Getgfs stores the data from different layers (10m, 2m, surface) in different subdirectories.
Configure Delft-Fews
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for gfs grib files
- Create the Import/UGRib directory
Create the ID mapping for the UGrib import using the following mapping (see attached example)
and add to the idmapdescriptors(IdImportUGrib 1.00 default.xml):
internalParameter
internalLocation
externalParameter
externalLocation
Pressure.msl
UGrib
2
UGrib
P.nwp.forecast
UGrib
61
UGrib
Wind.u
UGrib
33
UGrib
Wind.v
UGrib
34
UGrib
- Create an Import moduleInstance for the grib files (e.g. ImportUGrib, see example) and add the the moduleinstancedescriptors (ImportUGrib 1.00 default.xml)
- Add the new module to the import workflow
- configure the Grid display the display the grib files (GridDisplay 1.00 default.xml)
Example XML files are attached to this page.h1
Example Using Ugrib
- Select region in UGrib and downloadhttp://wiki.wldelft.nl/confluence/download/attachments/5497/: ugrib.png
- Display in Ugribhttp://wiki.wldelft.nl/confluence/download/attachments/5497/: ugrib1.png
- Display in Delft-Fews http://wiki.wldelft.nl/confluence/download/attachments/5497/FEWS: fews-ugrib.png