Efailwen Rainfall ForecastUnited KingdomWLCarmarthenshireEfailwenToday 19 Jan20%Tue 20 Jan90%Wed 21 Jan60%Thu 22 Jan50%Fri 23 Jan50%Sat 24 Jan15%Efailwen 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