Pentrebach Rainfall ForecastUnited KingdomWLMerthyr TydfilPentrebachToday 1 Jun100%Tue 2 Jun75%Wed 3 Jun95%Thu 4 Jun60%Fri 5 Jun50%Sat 6 Jun55%Sun 7 Jun45%Pentrebach rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 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 WillyWeather+ to remove ads