Splott Rainfall ForecastUnited KingdomWLCardiffSplottToday 9 Jan5%Sat 10 Jan25%Sun 11 Jan85%Mon 12 Jan35%Tue 13 Jan50%Wed 14 Jan40%Splott rainfall forecast issued today at 12:36 am. Next forecast at approx. 2:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cobbacombe Cross (Devon) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads