Swansea Bay Rainfall ForecastUnited KingdomWLSwanseaSwansea BayToday 23 Sep55%Thu 24 Sep20%Fri 25 Sep20%Sat 26 Sep10%Sun 27 Sep35%Mon 28 Sep35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Swansea Bay rainfall forecast issued today at 1:09 am. Next forecast at approx. 3:09 pm. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads