Chelsea Harbour Rainfall ForecastUnited KingdomSEGreater LondonChelsea HarbourToday 8 May10%Sat 9 May5%Sun 10 May15%Mon 11 May20%Tue 12 May15%Wed 13 May35%Thu 14 May40%Chelsea Harbour rainfall forecast issued today at 7:37 am. Next forecast at approx. 9:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Chenies (Hertfordshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads