Lon-las Rainfall ForecastUnited KingdomWLSwanseaLon-lasToday 3 Mar45%Wed 4 MarNo RainThu 5 Mar50%Fri 6 Mar10%Sat 7 Mar15%Sun 8 Mar35%Mon 9 Mar10%Lon-las 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