Llethr Rainfall ForecastUnited KingdomWLPembrokeshireLlethrToday 20 Jan100%Wed 21 Jan90%Thu 22 Jan85%Fri 23 Jan55%Sat 24 Jan5%Sun 25 Jan10%Mon 26 Jan50%Llethr rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 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