Dowlais Rainfall ForecastUnited KingdomWLMerthyr TydfilDowlaisToday 21 Dec90%Mon 22 Dec35%Tue 23 Dec20%Wed 24 Dec20%Thu 25 Dec5%Fri 26 Dec10%Dowlais rainfall forecast issued today at 12:35 am. Next forecast at approx. 2:35 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