Rhos-y-llan Rainfall ForecastUnited KingdomWLGwyneddRhos-y-llanToday 12 May85%Wed 13 May70%Thu 14 May65%Fri 15 May5%Sat 16 May45%Sun 17 May15%Mon 18 May45%Rhos-y-llan rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 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