Ystradfellte Reservoir Rainfall ForecastUnited KingdomWLPowysYstradfellte ReservoirToday 1 Oct85%Fri 2 Oct90%Sat 3 Oct55%Sun 4 Oct55%Mon 5 Oct45%Tue 6 Oct50%Wed 7 Oct15%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Ystradfellte Reservoir rainfall forecast issued today at 7:09 pm. Next forecast at approx. 9:09 am. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads