Cemlyn Rainfall ForecastUnited KingdomWLIsle of AngleseyCemlynToday 21 May15%Thu 22 May5%Fri 23 May75%Sat 24 May55%Sun 25 May40%Mon 26 May50%Cemlyn rainfall forecast issued today at 7:37 am. Next forecast at approx. 9:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dublin RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads