Pen-twyn Rainfall ForecastUnited KingdomWLTorfaenPen-twynToday 1 Nov95%Sun 2 Nov85%Mon 3 Nov60%Tue 4 Nov75%Wed 5 Nov75%Thu 6 Nov15%Pen-twyn rainfall forecast issued today at 12:36 am. Next forecast at approx. 2:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Clee Hill (Shropshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads