UKCEH released the FEH22 rainfall model via the FEH Web Service in December 2022 and the WHS team have recalibrated the ReFH2.3 model for use with FEH22 rainfall in liaison with all the UK regulatory agencies.
The latest version of ReFH2 (including the ReFH2.3-FEH22 calibration) is available from the ReFH 2 Download page.