High Casterton Rainfall ForecastUnited KingdomNWCumbriaHigh CastertonToday 29 May100%Fri 30 May55%Sat 31 May40%Sun 1 Jun45%Mon 2 Jun35%Tue 3 Jun45%High Casterton rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Hameldon Hill (Lancashire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads