Penwhapple Reservoir Rainfall ForecastUnited KingdomSTSouth AyrshirePenwhapple ReservoirToday 4 Jul75%Sun 5 Jul90%Mon 6 Jul15%Tue 7 Jul70%Wed 8 Jul50%Penwhapple Reservoir rainfall forecast issued today at 4:31 pm. Next forecast at approx. 6:31 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads