The Barmouth Rainfall ForecastUnited KingdomNIColeraineThe BarmouthToday 5 Jul10%Mon 6 Jul45%Tue 7 Jul20%Wed 8 Jul10%Thu 9 Jul10%Fri 10 Jul15%Sat 11 Jul10%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 Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads