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See also the documentation in RedC: EXTPAR
The information on about climatologically constant data from the external data set are one source of information needed to create
forcing data to run CCLMdata for COSMO-CLM. EXTPAR is the main program for preparing the external data set. The interactive tool web frontend WebPEP (Web interface for preprocessing external Preprocessing External data parametersParameters) is available for generation the external parameter file using the program EXTPAR is availablefiles with EXTPAR.
Please be aware, that the size of the domain of external data has to be larger then the size of the actual CCLM domain.
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