St Athan Rainfall ForecastUnited KingdomWLVale of GlamorganSt AthanToday 6 Jan90%Wed 7 Jan50%Thu 8 Jan95%Fri 9 Jan35%Sat 10 Jan60%Sun 11 Jan85%Mon 12 Jan55%St Athan rainfall forecast issued today at 6:37 pm. Next forecast at approx. 8:37 am.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