Where to get MM5 Modeling System V3 source code?

Access to the NCAR IBM's is restricted to account holders.

From NCAR's MSS:

       /MESOUSER/MM5V3/TERRAIN.TAR.gz
       /MESOUSER/MM5V3/REGRID.TAR.gz
       /MESOUSER/MM5V3/RAWINS.TAR.gz
       /MESOUSER/MM5V3/LITTLE_R.TAR.gz
       /MESOUSER/MM5V3/INTERPF.TAR.gz
       /MESOUSER/MM5V3/MM5.TAR.gz
       /MESOUSER/MM5V3/MPP.TAR.gz
       /MESOUSER/MM5V3/NESTDOWN.TAR.gz
       /MESOUSER/MM5V3/GRAPH.TAR.gz
       /MESOUSER/MM5V3/RIP.TAR.gz
       /MESOUSER/MM5V3/INTERPB.TAR.gz
       /MESOUSER/MM5V3/FETCH.TAR.gz
       /MESOUSER/MM5V3/MM5toGrADS.TAR.gz

The previous releases are available on MSS only under these directories:

       /MESOUSER/MM5V3/RELEASE-3-5
       /MESOUSER/MM5V3/RELEASE-3-4
       /MESOUSER/MM5V3/RELEASE-3-3
       /MESOUSER/MM5V3/RELEASE-3-2
       /MESOUSER/MM5V3/RELEASE-3-1

The MM5 V3 IBM batch job decks are available and are being made available, and they can be obtained from the following directory:

~mesouser/MM5V3/IBM

To run other programs on IBMs, you may run them interactively as you do on workstations. Follow instructions in the README file inside each program tar file.