Tal-y-llyn Rainfall ForecastUnited KingdomWLGwyneddTal-y-llynToday 28 Dec20%Mon 29 Dec15%Tue 30 Dec5%Wed 31 Dec70%Thu 1 Jan70%Fri 2 Jan65%Sat 3 Jan60%Tal-y-llyn rainfall forecast issued today at 6:36 pm. Next forecast at approx. 8:36 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