Llyn Brianne Rainfall ForecastUnited KingdomWLCeredigionLlyn BrianneToday 12 Feb95%Fri 13 Feb90%Sat 14 Feb70%Sun 15 Feb65%Mon 16 Feb45%Tue 17 Feb55%Wed 18 Feb55%Llyn Brianne rainfall forecast issued today at 12:36 pm. Next forecast at approx. 2:36 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