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Click here for help with the transition to the Yellowstone Supercomputer
  (updated January 9, 2013)

WRF Data Assimilation System Users Page

Welcome to the page for users of the Weather Research and Forecasting (WRF) model data assimilation system (WRFDA). The WRFDA system is in the public domain and is freely available for community use. It is designed to be a flexible, state-of-the-art atmospheric data assimilation system that is portable and efficient on available parallel computing platforms. WRFDA is suitable for use in a broad range of applications, across scales ranging from kilometers for regional and mesoscale modeling to thousands of kilometers for global scale modeling.

The Mesoscale and Microscale Meteorology (MMM) Division of NCAR currently maintains and supports a subset of the overall WRF code (Version 3) that includes:

- WRF Software Framework (WSF)
- Advanced Research WRF (ARW) dynamic solver, including one-way, two-way nesting and moving nests, grid and observation nudging
- WRF Pre-Processing System (WPS)
- WRF Data Assimilation System (WRFDA) (found on this site)
- Numerous physics packages contributed by WRF partners and the research community

Other components of the WRF system will be supported for community use in the future, depending on interest and available resources.

Helpful links

  • Download WRFDA Latest version: 3.4.1 (Released August 16, 2012)
  • WRFDA Users' Guide Instructions on installing and running the latest version of WRFDA (for older versions, see the "Doc/Pub" tab above)
  • WRF Model Users Page WRF Model source code, User Guide, and Online Tutorial
  • WRF Model Development Page Information on WRF Development, events, and real-time forecasts


  • Locations of Site Visitors

     

    Latest WRFDA Release

    WRFDA Version 3.4.1
         (Released August 16, 2012)

    What's new

    December 17, 2012

    We have set up an information page for the transition to the Yellowstone machine.

    August 16, 2012

    WRFDA version 3.4.1 has been released.

    August 14, 2012

    The WRFDA publications page has been updated

    July 24, 2012

    A patch for certain WRFPLUS problems is now available at the Known Problems page

    July 23, 2012

    The WRFDA New User Tutorial has begun.

    Archives

    Archived news and announcements

     

    Since July 2011
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