Pen-twyn Rainfall ForecastUnited KingdomWLMonmouthshirePen-twynToday 12 Sep80%Sun 13 Sep45%Mon 14 Sep15%Tue 15 Sep15%Wed 16 Sep35%Thu 17 Sep35%Fri 18 Sep10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Pen-twyn rainfall forecast issued today at 7:08 am. Next forecast at approx. 9:08 pm. Rainfall Rainfall AccumulationClee Hill (Shropshire) RadarGet WillyWeather+ to remove ads