Gellywen Rainfall ForecastUnited KingdomWLCarmarthenshireGellywenToday 26 Jul10%Mon 27 Jul10%Tue 28 Jul15%Wed 29 Jul5%Thu 30 Jul50%Fri 31 Jul10%Sat 1 Aug10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Gellywen 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