Efailwen Rainfall ForecastUnited KingdomWLCarmarthenshireEfailwenToday 19 Jan40%Tue 20 Jan80%Wed 21 Jan75%Thu 22 Jan60%Fri 23 Jan60%Sat 24 Jan45%Efailwen rainfall forecast issued yesterday at 6:36 pm. Next forecast at approx. 8:36 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 WillyWeather+ to remove ads