Garn-yr-erw Rainfall ForecastUnited KingdomWLTorfaenGarn-yr-erwToday 17 AprNo RainSun 18 Apr10%Mon 19 Apr10%Tue 20 Apr10%Wed 21 Apr10%Garn-yr-erw rainfall forecast issued today at 5:31 pm. Next forecast at approx. 7:31 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads