Three Cups Rainfall ForecastUnited KingdomSEEast SussexThree CupsToday 17 Sep90%Fri 18 Sep15%Sat 19 Sep10%Sun 20 Sep10%Mon 21 Sep5%Tue 22 Sep15%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Three Cups rainfall forecast issued today at 1:08 am. Next forecast at approx. 3:08 pm. Rainfall Rainfall AccumulationThurnham (Kent) RadarGet WillyWeather+ to remove ads