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WaSiM (Richards)

Important: version 10.02.03 and higher provide netCDF support. That requires a few additional libraries (DLLs) to be installed on your system. Please download and install either the lib-package for 32-bit or the lib-package for 64-bit before using WaSiM on Windows and/or download and install the latest netCDF package from the internet. On Linux, you need to install a netCDF package as well (see development details for more information).

Note: WaSiM supports now by default Message Passing Interface (MPI). To use it, you may dowmload the Microsoft MPI-runtime from here:
On Linux, you need to install openMPI according to your distribution.

Actual release version (may still be unstable -> it is recommended to always use the latest patch, if one is provided!)

Version 10.08.00(2024-04-11) More »
  • MPI version as default version
  • netCDF functionallity extended (writing time series as one file)
  • several new standard grids definable for usable field capacity, relative soil moisture and relative evapotranspiration
    • and several bug fixes (see details of model development)
-> older versions More »

Patched versions (stable versions only are listed here)

Version 10.05.05 (2020-11-15) Mehr »
  • new (only Richards-version): implementing changes into the main branch of WaSiM that were made by Matvey Debolskiy during his PhD thesis to better model the frozen depth in a permafrost soil (only matters when heat transfer is used)
  • bug fix: interpolation method 9 did not handle memory for the filename read from the gridlist correctly (was allocated too late)
  • and several bug fixes (see details of model development)
-> ältere Versionen Mehr »


Beispiel-Datensatz (Inputdaten für WaSiM) Mehr »
mit Grids und Zeitreihen für ein Beobachtungsjahr
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Neuer Release verfügbar:
WaSiM 10.08.00 -> Mehr »


SG and GL in 64 bit:
Installer -> here »