Pen-y-sarn Rainfall ForecastUnited KingdomWLIsle of AngleseyPen-y-sarnToday 23 Apr15%Wed 24 Apr5%Thu 25 Apr10%Fri 26 Apr15%Sat 27 Apr15%Sun 28 Apr40%Mon 29 Apr15%Pen-y-sarn rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dublin RadarNational SatelliteNational SynopticGet an account to remove ads