Pontsarn Rainfall ForecastUnited KingdomWLMerthyr TydfilPontsarnToday 12 Sep95%Sun 13 Sep90%Mon 14 Sep60%Tue 15 Sep55%Wed 16 Sep55%Thu 17 Sep50%Fri 18 Sep45%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Pontsarn rainfall forecast issued today at 1:08 pm. Next forecast at approx. 3:08 am. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads