East Grinstead Rainfall ForecastUnited KingdomSEWest SussexEast GrinsteadToday 18 Oct5%Sun 19 Oct95%Mon 20 Oct80%Tue 21 Oct15%Wed 22 Oct55%Thu 23 Oct35%East Grinstead 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