River Blackwater - Collier's Reach Rainfall ForecastUnited KingdomEEEssexRiver Blackwater - Collier's ReachToday 17 Apr55%Thu 18 Apr20%Fri 19 Apr50%Sat 20 Apr10%Sun 21 Apr10%Mon 22 Apr35%Tue 23 Apr10%River Blackwater - Collier's Reach rainfall forecast issued today at 7:47 pm. Next forecast at approx. 9:47 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Thurnham (Kent) RadarNational SatelliteNational SynopticGet an account to remove ads