Llangain Rainfall ForecastUnited KingdomWLCarmarthenshireLlangainToday 27 Apr45%Sun 28 Apr10%Mon 29 Apr75%Tue 30 Apr70%Wed 1 May45%Thu 2 May15%Llangain rainfall forecast issued yesterday at 7:38 pm. Next forecast at approx. 9:38 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 an account to remove ads