Pen y Cil Rainfall ForecastUnited KingdomWLGwyneddPen y CilToday 29 Nov85%Sun 30 Nov95%Mon 1 Dec90%Tue 2 Dec40%Wed 3 Dec75%Thu 4 Dec15%Pen y Cil 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