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WaSiM (Topmodel)

Please note: The Topmodel-version of WaSiM is discontinued as of version 10.08.00!

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)


	Version 11.00.00(2025-03-24)	More »
	-> older versions	More »

Patched versions (stable version only are listed here)


	Version 10.05.05 (2020-11-15)	More »

	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)

	-> older versions	More »

Test data set


	sample data set (WaSiM input data)	More »

	contains grids and time series for one year

WaSiM-News

04/06/2025

new release availabe:
WaSiM 11.00.00 -> More »

05/18/2024

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