Horncastle Rainfall ForecastUnited KingdomEMLincolnshireHorncastleToday 27 Oct55%Tue 28 Oct50%Wed 29 Oct50%Thu 30 Oct85%Fri 31 Oct20%Sat 1 Nov20%Sun 2 Nov35%Horncastle rainfall forecast issued today at 12:36 pm. Next forecast at approx. 2:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Ingham (Lincolnshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads