Silent Valley Reservoir Rainfall ForecastUnited KingdomNINewry and MourneSilent Valley ReservoirToday 23 Jul10%Fri 24 Jul50%Sat 25 Jul55%Sun 26 Jul35%Mon 27 Jul45%Tue 28 Jul35%Wed 29 Jul35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Silent Valley Reservoir rainfall forecast issued today at 3:37 pm. Next forecast at approx. . Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads