Carmarthen Bay Rainfall ForecastUnited KingdomWLCarmarthenshireCarmarthen BayToday 12 Feb85%Fri 13 Feb65%Sat 14 Feb85%Sun 15 Feb55%Mon 16 Feb35%Tue 17 Feb25%Carmarthen Bay 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