The Barmouth Rainfall ForecastUnited KingdomNIColeraineThe BarmouthToday 12 JulNo RainSun 13 Jul60%Mon 14 Jul60%Tue 15 Jul45%Wed 16 Jul15%Thu 17 Jul35%The Barmouth rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 pm.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