Cardiff Rainfall ForecastUnited KingdomWLCardiffCardiffToday 4 Mar10%Fri 5 Mar5%Sat 6 Mar10%Sun 7 Mar10%Cardiff rainfall forecast issued yesterday at 11:31 pm. Next forecast at approx. 1:31 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads