Penwhapple Reservoir Rainfall ForecastUnited KingdomSTSouth AyrshirePenwhapple ReservoirToday 24 Aug5%Tue 25 Aug5%Wed 26 Aug35%Thu 27 Aug35%Fri 28 Aug35%Sat 29 Aug35%Sun 30 Aug35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Penwhapple Reservoir rainfall forecast issued today at 1:09 pm. Next forecast at approx. 3:09 am. Rainfall Rainfall AccumulationHolehead (Stirling) RadarGet WillyWeather+ to remove ads