Tonmawr Rainfall ForecastUnited KingdomWLNeath Port TalbotTonmawrToday 25 Oct85%Sun 26 Oct95%Mon 27 Oct45%Tue 28 Oct45%Wed 29 Oct30%Thu 30 Oct80%Tonmawr rainfall forecast issued yesterday at 7:36 pm. Next forecast at approx. 9:36 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