WPS Version 3.2
              Version 3.2 of the WRF Pre-Processing System (WPS)  was released on April 2, 2010. For V3.1.1 update of WPS, please click here. 
              Note: The V3 WRF model is NOT backward compatible with old input files. One must rerun WPS to generate data for real/wrf. 
              Also see 'Known 
                Problems' in this release. 
              New features and bug fixes 
              * Add new utility program, height_ukmo, to compute 3d geopotential height field for UKMO data sets
                * Add support for gfortran on Intel-based Mac systems, and minor clean-up of other existing g95 and gfortran configuration options
                * Add support for Win64 (Cygwin with PGI compilers) (thanks to John Michalakes)
                * Convert ECMWF snow depth from meters to kg/m^2 as expected by real (thanks to Thomas Schwitalla)
                * Add Vtables for Met Office UM data and Navy NOGAPS data
                * Changes to processing of missing RH at upper levels: set RH to 0% in stratosphere and 5% in upper-troposphere
                * Correct GRIB code for SLP in Vtable.ARWp (thanks to Tanya Smirnova)
                * Convert RH in ECMWF pressure-level data sets to be with respect to liquid water
                * Changes to ungrib to comply with 2008 revisions to GRIB Table 3.2 (thanks to Brent Shaw)
              * Several fixes to projection and interpolation options in metgrid