Dowlais Rainfall ForecastUnited KingdomWLMerthyr TydfilDowlaisToday 18 May95%Tue 19 May95%Wed 20 May65%Thu 21 May45%Fri 22 May15%Sat 23 May15%Sun 24 May15%Dowlais rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 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