Alltwen Rainfall ForecastUnited KingdomWLNeath Port TalbotAlltwenToday 26 Jul40%Mon 27 Jul15%Tue 28 Jul10%Wed 29 Jul5%Thu 30 Jul25%Fri 31 Jul5%Sat 1 Aug5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Alltwen rainfall forecast issued today at 7:10 am. Next forecast at approx. 9:10 pm. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads