Barmouth Beach Rainfall ForecastUnited KingdomWLGwyneddBarmouth BeachToday 13 Aug45%Thu 14 Aug35%Fri 15 Aug15%Sat 16 AugNo RainSun 17 Aug35%Mon 18 Aug30%Tue 19 Aug5%Barmouth Beach 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 Crug-y-Gorllwyn (Carmarthenshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads