Alltwen Rainfall ForecastUnited KingdomWLNeath Port TalbotAlltwenToday 24 Jan95%Sun 25 Jan90%Mon 26 Jan90%Tue 27 Jan80%Wed 28 Jan65%Thu 29 Jan60%Fri 30 Jan60%Alltwen rainfall forecast issued today at 6:37 pm. Next forecast at approx. 8:37 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