River Thames - St Mary's Bay Rainfall ForecastUnited KingdomSEKentRiver Thames - St Mary's BayToday 6 May90%Tue 7 May10%Wed 8 May10%Thu 9 May5%Fri 10 May5%Sat 11 MayNo RainSun 12 May5%River Thames - St Mary's Bay rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Thurnham (Kent) RadarNational SatelliteNational SynopticGet an account to remove ads