Waterside Rainfall ForecastUnited KingdomNIDerryWatersideToday 31 Oct90%Sun 1 NovNo RainMon 2 Nov15%Tue 3 Nov15%Wed 4 Nov5%Thu 5 Nov5%Fri 6 Nov10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Waterside rainfall forecast issued today at 6:10 pm. Next forecast at approx. 8:10 am. Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads