You may have to change your .cshrc file to compile correctly now. For now the old commands will continue to work. Some errors have been found since version 2 was released. In addition, some changes have been made which users may or may not wish to implement. The most recent version of the model is denoted Version 2.1 .
Further information appears below.
It will be updated shortly, and this message will be removed. A copy of the NCAR recommended MM5v2 job deck appears here . This is important - you edit only the deck, and the copy of configure.user inside the deck. A sample configure.user file appears here . Also within the MM5v2 submit deck is a namelist section, containing tables of numbers which define numerous model parameters.