Swansea Bay Rainfall ForecastUnited KingdomWLSwanseaSwansea BayToday 5 Nov80%Fri 6 Nov15%Sat 7 Nov20%Sun 8 Nov5%Mon 9 Nov15%Tue 10 Nov55%Wed 11 Nov45%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 6:11 pm. Next forecast at approx. 8:11 am. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads