Specifications: GRIB2

• WMO Codes: http://www.wmo.ch/pages/prog/www/WMOCodes.html
• WMO Manual On Codes, Volume I.2 (2015 edition): http://www.wmo.int/pages/prog/www/WMOCodes/WMO306_vI2/VolumeI.2.html
• WMO Manual on Codes (WMO-No.  306) Tables and Templates: http://www.wmo.int/pages/prog/www/WMOCodes/WMO306_vI2/LatestVERSION/LatestVERSION.html
• WMO Guide to FM92 GRIB edition 2 (November 2007): http://www.wmo.int/pages/prog/www/WMOCodes/Guides/GRIB/GRIB2_062006.pdf

Specifications: Other

• ESRI shapefile specification: http://www.esri.com/library/whitepapers/pdfs/shapefile.pdf (pdf)
• NetCDF CF convention: http://cfconventions.org/
• FGDC specification for meta data files:http://www.fgdc.gov/metadata/geospatial-metadata-standards#whatstandard

Data Locations: GRIB2

• National Digital Forecast Database
  • https://tgftp.nws.noaa.gov/SL.us008001/ST.expr/DF.gr2/DC.ndfd/AR.conus/
  • ftp://tgftp.nws.noaa.gov/SL.us008001/ST.expr/DF.gr2/DC.ndfd/AR.conus/
• National Digital Guidance Database
  • https://tgftp.nws.noaa.gov/SL.us008001/ST.expr/DF.gr2/DC.ndgd/
  • ftp://tgftp.nws.noaa.gov/SL.us008001/ST.expr/DF.gr2/DC.ndgd/
• Old Weather
  • Archived NDFD Data: http://has.ncdc.noaa.gov/pls/plhas/HAS.FileAppSelect?datasetname=9959
  • Archived Model Data: http://nomads.ncdc.noaa.gov/
  • Past Weather 1: http://www.noaa.gov/pastweather.html
  • Past Weather 2: http://www.ncdc.noaa.gov/oa/ncdc.html
• Global 0.5 degree grid
  • GFS Model: https://tgftp.nws.noaa.gov/SL.us008001/ST.opnl/MT.gfs_CY.00/RD.YYYYMMDD/PT.grid_DF.gr2/, where YYYYMMDD is the 8 digit year(20160101 for example).

Data Locations: GRIB1

• MOS (Model Output Statistic) Products https://vlab.noaa.gov/web/mdl/mos
  •  
  • GFS MOS: https://nomads.ncep.noaa.gov/pub/data/nccf/com/gfs/prod/gfsmos.YYYYMMDD/
  • AVN MOS (short range GFS) (CONUS): https://tgftp.nws.noaa.gov/SL.us008001/DF.gr1/DC.mos/DS.mavcns/RD.YYYYMMDD/
  • ETA MOS (CONUS): https://tgftp.nws.noaa.gov/SL.us008001/DF.gr1/DC.mos/DS.metcns/RD.YYYYMMDD/
• GFS model http://www.nco.ncep.noaa.gov/pmb/products/gfs/
  • https://tgftp.nws.noaa.gov/SL.us008001/ST.opnl/MT.gfs_CY.00/RD.YYYYMMDD/PT.grid_DF.gr1/
• NCEP Products http://www.nco.ncep.noaa.gov/pmb/products/
  • ECMWF ftp://data-portal.ecmwf.int/YYYYMMDDHH0000
  • UKMET model https://nomads.ncep.noaa.gov/pub/data/nccf/com/ukmet/prod/ukmet.YYYYMMDD/

Libraries: GRIB2

• National Center for Environmental Prediction's (NCEP) GRIB2 Decoder library: http://www.nco.ncep.noaa.gov/pmb/docs/grib2/

Libraries: Other libraries used by degrib.

• "emapf" - Conformal Map Projection Library: https://www.arl.noaa.gov/?s=emapf
• "zlib" - gzip Compression Library: http://www.gzip.org/zlib/
• "libpng" - png Compression Library: http://www.libpng.org/pub/png/libpng.html
• "jpeg2000" - JPEG 2000 Compression Library: http://www.ece.uvic.ca/~mdadams/jasper/
• NetCDF Specifications: http://www.unidata.ucar.edu/software/netcdf/
• Tcl/Tk: http://www.tcl.tk/
• Tcl/Tk: http://www.tcl.tk/software/tcltk/

Extra: MS-Windows Utilities

• Cygwin (aka UNIX on top of MS-Windows): http://cygwin.com
• MinGW (Minimalist GNU For Windows) - free compiler: http://www.mingw.org
• NSIS installer - Creates MS-Windows installation programs: http://nsis.sourceforge.net/Main_Page
• MS-Windows uncompression utility: http://www.winzip.com/

Programs that use degrib output files.

• Grid Analysis and Display System (GrADS) (Free): http://cola.gmu.edu/grads/
• ESRI ArcExplorer (Free): http://www.esri.com/software/arcexplorer/

Creators of GRIB2: NDFD / NDGD

• Meteorological Development Laboratory: https://www.weather.gov/mdl
• National Digital Forecast Database: https://vlab.noaa.gov/web/mdl/ndfd
• NDFD Graphical Forecasts: http://weather.gov/forecasts/graphical/sectors/
• NDGD Graphical Forecasts (currently just Air Quality): http://weather.gov/aq/
• NDFD Verification: https://vlab.noaa.gov/web/mdl/fv

    NDFD / NDGD GRIB2 Customization:

• NDFD use of GRIB2: http://www.nco.ncep.noaa.gov/pmb/docs/grib2/
• NDFD WMO Heading Reference: http://weather.gov/datamgmt/doc/ndfdref.html

Creators of GRIB2: NCEP /WPC

• National Centers for Environmental Prediction: http://www.ncep.noaa.gov/
• Weather Prediction Center: http://www.wpc.ncep.noaa.gov/#page=ovw

    NCEP / WPC GRIB2 Customization:

• Main NCEP GRIB2 Page: http://www.nco.ncep.noaa.gov/pmb/docs/grib2/
• NCEP Local parameter table: http://www.nco.ncep.noaa.gov/pmb/docs/grib2/GRIB2_parmeter_conversion_table.html
• NCEP originating "sub Center" definition table: http://www.nco.ncep.noaa.gov/pmb/docs/on388/tablec.html

Related government home pages, disclaimers and privacy policies

• Unites States Department of Commerce: http://www.doc.gov
• National Oceanic and Atmospheric Administration (NOAA): http://www.noaa.gov
• National Weather Service (NWS): http://weather.gov/
• NWS Disclaimer: http://weather.gov/disclaimer.php
• NWS Privacy Policy http://weather.gov/privacy.php