River Thames - Richmond Lock Rainfall ForecastUnited KingdomSEGreater LondonRiver Thames - Richmond LockToday 15 Sep35%Tue 16 Sep90%Wed 17 Sep85%Thu 18 Sep15%Fri 19 Sep15%Sat 20 Sep40%River Thames - Richmond Lock rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 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