Blackboys Rainfall ForecastUnited KingdomSEEast SussexBlackboysToday 15 Jul80%Wed 16 Jul5%Thu 17 Jul10%Fri 18 Jul50%Sat 19 Jul45%Sun 20 Jul35%Blackboys rainfall forecast issued yesterday at 7:36 pm. Next forecast at approx. 9:36 am.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