Version 4.9.3 contains many regridding fixes and features: This version updates adds robustness to the NCO weight-generator for PG2 grids, updates default options for TempestRemap, implements a high frequency mode for the splitter, and fixes some issues with ncremap, ncclimo, and ncrcat and works-around a backwards incompatibility with the latest netCDF library, 4.7.4.