Bontddu Rainfall ForecastUnited KingdomWLGwyneddBontdduToday 7 Jun65%Sun 8 Jun35%Mon 9 Jun55%Tue 10 Jun55%Wed 11 Jun20%Thu 12 Jun35%Fri 13 Jun35%Bontddu rainfall forecast issued today at 1:37 pm. Next forecast at approx. 3:37 am.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