RAF St Athan Rainfall ForecastUnited KingdomWLVale of GlamorganRAF St AthanToday 13 Sep95%Mon 14 Sep80%Tue 15 Sep75%Wed 16 Sep60%Thu 17 Sep50%Fri 18 Sep50%Sat 19 Sep45%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time RAF St Athan rainfall forecast issued today at 7:08 pm. Next forecast at approx. 9:08 am. Rainfall Rainfall AccumulationCobbacombe Cross (Devon) RadarGet WillyWeather+ to remove ads