Rhos-y-llan Rainfall ForecastUnited KingdomWLGwyneddRhos-y-llanToday 1 Jun5%Mon 2 Jun95%Tue 3 Jun45%Wed 4 Jun30%Thu 5 Jun50%Fri 6 Jun35%Rhos-y-llan rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 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