Pontsticill Rainfall ForecastUnited KingdomWLMerthyr TydfilPontsticillToday 18 MarNo RainWed 19 Mar15%Thu 20 Mar15%Fri 21 Mar50%Sat 22 Mar40%Sun 23 Mar20%Pontsticill rainfall forecast issued today at 12:38 am. Next forecast at approx. 2:38 pm.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