Langstone Harbour - Chalkdock Lake Rainfall ForecastUnited KingdomSEHampshireLangstone Harbour - Chalkdock LakeToday 30 Jan95%Sat 31 Jan80%Sun 1 Feb55%Mon 2 Feb75%Tue 3 Feb60%Wed 4 Feb75%Thu 5 Feb50%Langstone Harbour - Chalkdock Lake rainfall forecast issued today at 6:38 am. Next forecast at approx. 8:38 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