Swyddffynnon Rainfall ForecastUnited KingdomWLCeredigionSwyddffynnonToday 1 Jun55%Mon 2 Jun100%Tue 3 Jun55%Wed 4 Jun40%Thu 5 Jun65%Fri 6 Jun45%Swyddffynnon 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