Gellideg Rainfall ForecastUnited KingdomWLMerthyr TydfilGellidegToday 5 Jan15%Tue 6 Jan85%Wed 7 Jan20%Thu 8 Jan65%Fri 9 Jan30%Sat 10 Jan80%Sun 11 Jan80%Gellideg rainfall forecast issued today at 12:38 pm. Next forecast at approx. 2:38 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