The Barmouth Rainfall ForecastUnited KingdomNIColeraineThe BarmouthToday 29 Aug70%Sat 30 Aug95%Sun 31 Aug60%Mon 1 Sep65%Tue 2 Sep45%Wed 3 Sep40%Thu 4 Sep40%The Barmouth rainfall forecast issued today at 7:36 pm. Next forecast at approx. 9:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads