RTTOV v13.2 has been released. Updates from v13.1 include: new MFASIS neural network fast solver for visible/near-IR cloud radiances, alternative physically-based treatment of polarisation applicable to cross-track scanners and imagers in RTTOV-SCATT, new microwave sea surface emissivity model SURFEM-Ocean based on new community physical surface model PARMIO, new option to input per-channel effective skin temperatures, new option to account for molecular depolarisation in the Rayleigh phase function, new subroutines to compute solar zenith and azimuth angles and geostationary satellite zenith and azimuth angles, and various other updates and improvements. See the RTTOV pages for more information.