• Skip Navigation Links weather.gov 
    NOAA logo - Click to go to the NOAA homepage National Weather Service   NWS logo - Click to go to the NWS homepage
    National Centers for Environmental Prediction
    Navigation Bar Left Cap
    Navigation Bar End Cap
     


    NCEP Home > NCO Home > IDSB > NCEP Product Inventory - NWM Products

    NCEP Products Inventory
    Image of horizontal rule

    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

    DESCRIPTION
    NCEP FTP SERVER
    File Name
    Analysis and Assimilation   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   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

    NWM Short Range

    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 Medium Range

    DESCRIPTION
    NCEP FTP SERVER
    File Name
    Medium Range Forecasts   prefix: medium_range/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.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.medium_range.channel_rt.fFFF.conus.nc
     nwm.tCCz.medium_range.land.fFFF.conus.nc
     nwm.tCCz.medium_range.reservoir.fFFF.conus.nc
     nwm.tCCz.medium_range.terrain_rt.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

    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
    Return To Top

    Image of horizontal rule

    For questions related to this website, send mail to Dataflow.
    NCEP/NCO Implementation and Data Services Branch
    National Weather Service Web Page Disclaimer
    一本大道香蕉视频

    NOAA/ National Weather Service
    National Centers for Environmental Prediction
    5830 University Research Court
    College Park, MD 20740
    NCEP Internet Services Team
    Disclaimer
    Credits
    Glossary
    Privacy Policy
    About Us
    Career Opportunities
    Page last modified: Wednesday, 04-Dec-2019 18:03:56 UTC