Bryn-mawr Rainfall ForecastUnited KingdomWLGwyneddBryn-mawrToday 28 Mar50%Sun 29 Mar90%Mon 30 Mar25%Tue 31 Mar25%Wed 1 Apr15%Thu 2 Apr45%Bryn-mawr rainfall forecast issued today at 12:36 am. Next forecast at approx. 2:36 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