Pen-y-banc Rainfall ForecastUnited KingdomWLCarmarthenshirePen-y-bancToday 21 Jul5%Wed 22 Jul5%Thu 23 Jul5%Fri 24 Jul5%Sat 25 Jul50%Sun 26 Jul15%Mon 27 Jul30%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 3:51 pm. Next forecast at approx. . Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads