NCEP Products Inventory

National Water Model Products

Updated: 2/05/2018

NWM Analysis Products | NWM Short Range Products
NWM Medium Range Products | NWM Long Range Products
USGS Observations

 NWM Website

On the NCEP ftp server:
  ftp://ftp.ncep.noaa.gov/pub/data/nccf/com/nwm/prod
  via anonymous ftp.

TIN/SCN History:
  TIN 16-30, v1.0
  SCN 17-41, v1.1
  SCN 18-16, v1.2

  YYYY-mm-dd_hh:nn is Year, Month, Day, Hour, and Minute (USGS Timeslice files only)
  CC is the model cycle runtime (i.e. 00, 06, 12, 18)
  MM is the forecast lookback period (i.e. 00, 01, 02)
  FFF is the forecast hour (i.e. 000, 006, 012, 018, etc)
  MEM is the long range forecast member (i.e. 1, 2, 3, 4)

  Click on the links under Inventory to see the file's contents.

NWM Analysis and Assimilation CONUS
DESCRIPTION	NCEP FTP SERVER File Name
Analysis and Assimilation CONUS   prefix: analysis_assim/nwm.tCCz.analysis_assim   WCOSS Filename Inventory Point-type Channel Routing 1km gridded Land Output Point-type Reservoir Output 250m gridded Terrain Routing prefix.channel_rt.tmMM.conus.nc prefix.land.tmMM.conus.nc prefix.reservoir.tmMM.conus.nc prefix.terrain_rt.tmMM.conus.nc Inventory Inventory Inventory Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim.channel_rt.tmMM.conus.nc  nwm.tCCz.analysis_assim.land.tmMM.conus.nc  nwm.tCCz.analysis_assim.reservoir.tmMM.conus.nc  nwm.tCCz.analysis_assim.terrain_rt.tmMM.conus.nc
Analysis and Assimilation Long (CONUS-only)   prefix: analysis_assimi_long/nwm.tCCz.analysis_assim_long   WCOSS Filename Inventory Point-type Channel Routing 1km gridded Land Output Point-type Reservoir Output prefix.channel_rt.tmMM.conus.nc prefix.land.tmMM.conus.nc prefix.reservoir.tmMM.conus.nc Inventory Inventory Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim_long.channel_rt.tmMM.conus.nc  nwm.tCCz.analysis_assim_long.land.tmMM.conus.nc  nwm.tCCz.analysis_assim_long.reservoir.tmMM.conus.nc
Analysis and Assimilation CONUS   prefix: forcing_analysis_assim/nwm.tCCz.analysis_assim   WCOSS Filename Inventory 1km Gridded Forcing Data prefix.forcing.tmMM.conus.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim.forcing.tmMM.conus.nc
Analysis and Assimilation CONUS (No-DA)   prefix: forcing_analysis_assim_conus_no_da/nwm.tCCz.analysis_assim_no_da   WCOSS Filename Inventory Point-type Channel Routing (No-DA) prefix.channel_rt.tmMM.conus.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim_no_da.channel_rt.tmMM.conus.nc
Analysis and Assimilation Long (No-DA)   prefix: forcing_analysis_assim_conus_long_no_da/nwm.tCCz.analysis_assim_long_no_da   WCOSS Filename Inventory Point-type Channel Routing (No-DA) prefix.channel_rt.tmMM.conus.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim_long_no_da.channel_rt.tmMM.conus.nc
NWM Analysis and Assimilation Hawaii
DESCRIPTION	NCEP FTP SERVER File Name
Analysis and Assimilation Hawaii   prefix: analysis_assim_hawaii/nwm.tCCz.analysis_assim   WCOSS Filename Inventory Point-type Channel Routing 1km gridded Land Output Point-type Reservoir Output 250m gridded Terrain Routing prefix.channel_rt.tmMM.hawaii.nc prefix.land.tmMM.hawaii.nc prefix.reservoir.tmMM.hawaii.nc prefix.terrain_rt.tmMM.hawaii.nc Inventory Inventory Inventory Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim.channel_rt.tmMM.hawaii.nc  nwm.tCCz.analysis_assim.land.tmMM.hawaii.nc  nwm.tCCz.analysis_assim.reservoir.tmMM.hawaii.nc  nwm.tCCz.analysis_assim.terrain_rt.tmMM.hawaii.nc
Analysis and Assimilation Hawaii   prefix: forcing_analysis_assim_hawaii/nwm.tCCz.analysis_assim   WCOSS Filename Inventory 1km Gridded Forcing Data prefix.forcing.tmMM.hawaii.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim.forcing.tmMM.hawaii.nc
Analysis and Assimilation Hawaii (No-DA)   prefix: forcing_analysis_assim_hawaii_no_da/nwm.tCCz.analysis_assim_no_da   WCOSS Filename Inventory Point-type Channel Routing (No-DA) prefix.channel_rt.tmMM.hawaii.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim_no_da.channel_rt.tmMM.hawaii.nc
NWM Analysis and Assimilation Puerto Rico
DESCRIPTION	NCEP FTP SERVER File Name
Analysis and Assimilation Puerto Rico   prefix: analysis_assim_puertorico/nwm.tCCz.analysis_assim   WCOSS Filename Inventory Point-type Channel Routing 1km gridded Land Output Point-type Reservoir Output 250m gridded Terrain Routing prefix.channel_rt.tmMM.puertorico.nc prefix.land.tmMM.puertorico.nc prefix.reservoir.tmMM.puertorico.nc prefix.terrain_rt.tmMM.puertorico.nc Inventory Inventory Inventory Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim.channel_rt.tmMM.puertorico.nc  nwm.tCCz.analysis_assim.land.tmMM.puertorico.nc  nwm.tCCz.analysis_assim.reservoir.tmMM.puertorico.nc  nwm.tCCz.analysis_assim.terrain_rt.tmMM.puertorico.nc
Analysis and Assimilation Puerto Rico   prefix: forcing_analysis_assim_puertorico/nwm.tCCz.analysis_assim   WCOSS Filename Inventory 1km Gridded Forcing Data prefix.forcing.tmMM.puertorico.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim.forcing.tmMM.puertorico.nc
Analysis and Assimilation Puerto Rico (No-DA)   prefix: forcing_analysis_assim_puertorico_no_da/nwm.tCCz.analysis_assim_no_da   WCOSS Filename Inventory Point-type Channel Routing (No-DA) prefix.channel_rt.tmMM.puertorico.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.analysis_assim_no_da.channel_rt.tmMM.puertorico.nc
NWM Short Range CONUS
DESCRIPTION	NCEP FTP SERVER File Name
Short Range Forecasts   prefix: short_range/nwm.tCCz.short_range   WCOSS Filename Inventory Point-type Channel Routing 1km gridded Land Output Point-type Reservoir Output 250m gridded Terrain Routing prefix.channel_rt.fFFF.conus.nc prefix.land.fFFF.conus.nc prefix.reservoir.fFFF.conus.nc prefix.terrain_rt.fFFF.conus.nc Inventory Inventory Inventory Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.short_range.channel_rt.fFFF.conus.nc  nwm.tCCz.short_range.land.fFFF.conus.nc  nwm.tCCz.short_range.reservoir.fFFF.conus.nc  nwm.tCCz.short_range.terrain_rt.fFFF.conus.nc
Short Range Forcing   prefix: forcing_short_range/nwm.tCCz.short_range   WCOSS Filename Inventory 1km Gridded Forcing Data prefix.forcing.fFFF.conus.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.short_range.forcing.fFFF.conus.nc
NWM Short Range Hawaii
DESCRIPTION	NCEP FTP SERVER File Name
Short Range Forecasts Hawaii   prefix: short_range_hawaii/nwm.tCCz.short_range   WCOSS Filename Inventory Point-type Channel Routing 1km gridded Land Output Point-type Reservoir Output 250m gridded Terrain Routing prefix.channel_rt.fFFF.hawaii.nc prefix.land.fFFF.hawaii.nc prefix.reservoir.fFFF.hawaii.nc prefix.terrain_rt.fFFF.hawaii.nc Inventory Inventory Inventory Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.short_range.channel_rt.fFFF.hawaii.nc  nwm.tCCz.short_range.land.fFFF.hawaii.nc  nwm.tCCz.short_range.reservoir.fFFF.hawaii.nc  nwm.tCCz.short_range.terrain_rt.fFFF.hawaii.nc
Short Range Forcing Hawaii   prefix: forcing_short_range/nwm.tCCz.short_range   WCOSS Filename Inventory 1km Gridded Forcing Data prefix.forcing.fFFF.hawaii.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.short_range.forcing.fFFF.hawaii.nc
Short Range No-DA Hawaii   prefix: short_range_no_da/nwm.tCCz.short_range_no_da   WCOSS Filename Inventory Point-type Channel Routing (No-DA) prefix.channel_rt.tmMM.hawaii.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.short_range_no_da.channel_rt.fFFF.hawaii.nc
NWM Short Range Puerto Rico
DESCRIPTION	NCEP FTP SERVER File Name
Short Range Forecasts Puerto Rico   prefix: short_range_puertorico/nwm.tCCz.short_range   WCOSS Filename Inventory Point-type Channel Routing 1km gridded Land Output Point-type Reservoir Output 250m gridded Terrain Routing prefix.channel_rt.fFFF.puertorico.nc prefix.land.fFFF.puertorico.nc prefix.reservoir.fFFF.puertorico.nc prefix.terrain_rt.fFFF.puertorico.nc Inventory Inventory Inventory Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.short_range.channel_rt.fFFF.puertorico.nc  nwm.tCCz.short_range.land.fFFF.puertorico.nc  nwm.tCCz.short_range.reservoir.fFFF.puertorico.nc  nwm.tCCz.short_range.terrain_rt.fFFF.puertorico.nc
Short Range Forcing Puerto Rico   prefix: forcing_short_range_puertorico/nwm.tCCz.short_range   WCOSS Filename Inventory 1km Gridded Forcing Data prefix.forcing.fFFF.puertorico.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.short_range.forcing.fFFF.puertorico.nc
Short Range No-DA Puerto Rico   prefix: short_range_no_da/nwm.tCCz.short_range_no_da   WCOSS Filename Inventory Point-type Channel Routing (No-DA) prefix.channel_rt.tmMM.puertorico.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.short_range_no_da.channel_rt.fFFF.puertorico.nc
NWM Medium Range
DESCRIPTION	NCEP FTP SERVER File Name
Medium Range Forecasts - 7 members   prefix: medium_range_memMEM/nwm.tCCz.medium_range   WCOSS Filename Inventory Point-type Channel Routing 1km gridded Land Output Point-type Reservoir Output 250m gridded Terrain Routing prefix.channel_rt_MEM.fFFF.conus.nc prefix.land_MEM.fFFF.conus.nc prefix.reservoir_MEM.fFFF.conus.nc prefix.terrain_rt_MEM.fFFF.conus.nc Inventory Inventory Inventory Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.medium_range.channel_rt_MEM.fFFF.conus.nc  nwm.tCCz.medium_range.land_MEM.fFFF.conus.nc  nwm.tCCz.medium_range.reservoir_MEM.fFFF.conus.nc  nwm.tCCz.medium_range.terrain_rt_MEM.fFFF.conus.nc
Medium Range Forcing   prefix: forcing_medium_range/nwm.tCCz.medium_range   WCOSS Filename Inventory 1km Gridded Forcing Data prefix.forcing.fFFF.conus.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.medium_range.forcing.fFFF.conus.nc
Medium Range No-DA   prefix: medium_range_no_da/nwm.tCCz.medium_range_no_da   WCOSS Filename Inventory Point-type Channel Routing (No-DA) prefix.channel_rt.fFFF.conus.nc Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.medium_range.forcing.fFFF.conus.nc
NWM Long Range
DESCRIPTION	NCEP FTP SERVER File Name
Long Range Forecasts - 4 members   WCOSS Filename Inventory   nwm.tCCz.long_range.channel_rt_MEM.fFFF.conus.nc nwm.tCCz.long_range.land_MEM.fFFF.conus.nc nwm.tCCz.long_range.reservoir_MEM.fFFF.conus.nc Inventory Inventory Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  nwm.tCCz.long_range.channel_rt_MEM.fFFF.conus.nc  nwm.tCCz.long_range.land_MEM.fFFF.conus.nc  nwm.tCCz.long_range.reservoir_MEM.fFFF.conus.nc
USGS Observations
DESCRIPTION	NCEP FTP SERVER File Name
USGS Timeslices - 15min observations   WCOSS Filename Inventory   YYYY-mm-dd_hh:nn:00.15min.usgsTimeSlice.ncdf Inventory	Available in netCDF via FTP  Available in netCDF via HTTPS  YYYY-mm-dd_hh:nn:00.15min.usgsTimeSlice.ncdf
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