Pentrebach Rainfall ForecastUnited KingdomWLMerthyr TydfilPentrebachToday 12 Jan95%Tue 13 Jan55%Wed 14 Jan85%Thu 15 Jan80%Fri 16 Jan35%Sat 17 Jan25%Sun 18 Jan50%Pentrebach rainfall forecast issued today at 12:39 pm. Next forecast at approx. 2:39 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