https://forum.mmm.ucar.edu/threads/arwpost-is-asking-to-increase-max_nvars.9797/
ARWpost is asking to increase MAX_NVARS | WRF & MPAS-A Support Forum
[sahir@un01 ARWpost]$ ./ARWpost.exe !!!!!!!!!!!!!!!! ARWpost v3.1 !!!!!!!!!!!!!!!! FOUND the following input files...