Pen-y-banc Rainfall ForecastUnited KingdomWLCarmarthenshirePen-y-bancToday 6 Sep60%Mon 7 Sep90%Tue 8 Sep35%Wed 9 Sep30%Thu 10 Sep55%Fri 11 Sep15%Sat 12 Sep20%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Pen-y-banc rainfall forecast issued today at 1:08 pm. Next forecast at approx. 3:08 am. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads