St Athan Rainfall ForecastUnited KingdomWLVale of GlamorganSt AthanToday 29 Apr80%Tue 30 Apr85%Wed 1 May75%Thu 2 May70%Fri 3 May45%Sat 4 May15%St Athan rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 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 an account to remove ads