Cefn-coed-y-cymmer Rainfall ForecastUnited KingdomWLMerthyr TydfilCefn-coed-y-cymmerToday 24 MayNo RainMon 25 MayNo RainTue 26 May25%Wed 27 MayNo RainThu 28 May5%Fri 29 May5%Cefn-coed-y-cymmer rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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