Cwmpennar Rainfall ForecastUnited KingdomWLRhondda Cynon TaffCwmpennarToday 4 May5%Sun 5 May10%Mon 6 May15%Tue 7 May10%Wed 8 May5%Thu 9 May5%Cwmpennar rainfall forecast issued yesterday at 7:38 pm. Next forecast at approx. 9:38 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 an account to remove ads