Dowlais Rainfall ForecastUnited KingdomWLMerthyr TydfilDowlaisToday 15 Dec100%Tue 16 Dec40%Wed 17 Dec95%Thu 18 Dec95%Fri 19 Dec80%Sat 20 Dec80%Dowlais rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 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