Derwent Water Rainfall ForecastUnited KingdomNWCumbriaDerwent WaterToday 8 Sep90%Wed 9 Sep10%Thu 10 Sep80%Fri 11 Sep30%Sat 12 Sep80%Sun 13 Sep50%Mon 14 Sep50%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Derwent Water rainfall forecast issued today at 7:08 am. Next forecast at approx. 9:08 pm. Rainfall Rainfall AccumulationHameldon Hill (Lancashire) RadarGet WillyWeather+ to remove ads