Keyhaven Rainfall ForecastUnited KingdomSEHampshireKeyhavenToday 25 Oct65%Mon 26 Oct95%Tue 27 Oct70%Wed 28 Oct20%Thu 29 Oct10%Fri 30 Oct15%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Keyhaven rainfall forecast issued today at 6:10 am. Next forecast at approx. 8:10 pm. Rainfall Rainfall AccumulationDean Hill (Wiltshire) RadarGet WillyWeather+ to remove ads