Pen y Gloyn Rainfall ForecastUnited KingdomWLCeredigionPen y GloynToday 1 Oct45%Fri 2 Oct80%Sat 3 Oct10%Sun 4 Oct15%Mon 5 Oct25%Tue 6 Oct30%Wed 7 Oct30%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Pen y Gloyn 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