Alton Rainfall ForecastUnited KingdomSEHampshireAltonToday 4 Oct15%Mon 5 Oct15%Tue 6 Oct60%Wed 7 Oct85%Thu 8 Oct85%Fri 9 Oct85%Sat 10 Oct10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Alton rainfall forecast issued today at 7:08 pm. Next forecast at approx. 9:08 am. Rainfall Rainfall AccumulationDean Hill (Wiltshire) RadarGet WillyWeather+ to remove ads