Park Rainfall ForecastUnited KingdomNIDerryParkToday 16 May85%Sun 17 May85%Mon 18 May85%Tue 19 May70%Wed 20 May40%Thu 21 May35%Fri 22 May15%Park rainfall forecast issued today at 7:36 pm. Next forecast at approx. 9:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads