Portstewart Point Rainfall ForecastUnited KingdomNIColerainePortstewart PointToday 17 Aug5%Mon 18 Aug5%Tue 19 Aug5%Wed 20 Aug15%Thu 21 Aug15%Fri 22 Aug10%Portstewart Point rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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 WillyWeather+ to remove ads