Great Casterton Rainfall ForecastUnited KingdomEMRutlandGreat CastertonToday 16 Sep85%Thu 17 Sep40%Fri 18 Sep10%Sat 19 Sep15%Sun 20 Sep5%Mon 21 SepNo RainTue 22 Sep10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Great Casterton rainfall forecast issued today at 1:08 pm. Next forecast at approx. 3:08 am. Rainfall Rainfall AccumulationIngham (Lincolnshire) RadarGet WillyWeather+ to remove ads