Pen-y-Pass Rainfall ForecastUnited KingdomWLGwyneddPen-y-PassToday 1 Sep95%Wed 2 Sep95%Thu 3 Sep90%Fri 4 Sep90%Sat 5 Sep45%Sun 6 Sep50%Mon 7 Sep40%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Pen-y-Pass rainfall forecast issued today at 1:08 pm. Next forecast at approx. 3:08 am. Rainfall Rainfall AccumulationClee Hill (Shropshire) RadarGet WillyWeather+ to remove ads