Compton Bay Rainfall ForecastUnited KingdomSEIsle of WightCompton BayToday 15 Jul35%Wed 16 Jul45%Thu 17 Jul10%Fri 18 Jul15%Sat 19 Jul20%Sun 20 Jul35%Compton Bay rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dean Hill (Wiltshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads