Ystradffin Rainfall ForecastUnited KingdomWLCarmarthenshireYstradffinToday 7 Mar55%Sun 8 Mar55%Mon 9 Mar45%Tue 10 Mar90%Wed 11 Mar80%Thu 12 Mar90%Fri 13 Mar50%Ystradffin rainfall forecast issued today at 6:35 am. Next forecast at approx. 8:35 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