Rhos-y-llan Rainfall ForecastUnited KingdomWLGwyneddRhos-y-llanToday 8 Nov60%Sun 9 Nov85%Mon 10 Nov50%Tue 11 Nov80%Wed 12 Nov55%Thu 13 Nov55%Rhos-y-llan rainfall forecast issued today at 6:35 am. Next forecast at approx. 8:35 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