River Blackwater - Northey Island Rainfall ForecastUnited KingdomEEEssexRiver Blackwater - Northey IslandToday 1 Jun90%Tue 2 Jun90%Wed 3 Jun25%Thu 4 Jun40%Fri 5 Jun35%Sat 6 Jun10%River Blackwater - Northey Island 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 Thurnham (Kent) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads