Portrush Rainfall ForecastUnited KingdomNIColerainePortrushToday 23 Apr5%Wed 24 Apr15%Thu 25 Apr10%Fri 26 Apr35%Sat 27 Apr35%Sun 28 Apr15%Portrush rainfall forecast issued today at 7:37 am. Next forecast at approx. 9:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) RadarNational SatelliteNational SynopticGet an account to remove ads