Horndean Rainfall ForecastUnited KingdomSEHampshireHorndeanToday 16 Oct95%Sat 17 Oct5%Sun 18 Oct65%Mon 19 Oct20%Tue 20 Oct40%Wed 21 Oct40%Thu 22 Oct35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Horndean rainfall forecast issued today at 7:11 am. Next forecast at approx. 9:11 pm. Rainfall Rainfall AccumulationDean Hill (Wiltshire) RadarGet WillyWeather+ to remove ads