Cwmpennar Rainfall ForecastUnited KingdomWLRhondda Cynon TaffCwmpennarToday 30 Jun15%Tue 1 Jul5%Wed 2 Jul5%Thu 3 JulNo RainFri 4 Jul15%Sat 5 Jul45%Sun 6 Jul35%Cwmpennar rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 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