Penwhapple Reservoir Rainfall ForecastUnited KingdomSTSouth AyrshirePenwhapple ReservoirToday 6 Jul45%Mon 7 Jul30%Tue 8 Jul15%Wed 9 Jul20%Thu 10 Jul5%Fri 11 Jul10%Penwhapple Reservoir rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Holehead (Stirling) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads