Castletown Rainfall ForecastUnited KingdomHEHighlandCastletownToday 15 Sep90%Tue 16 Sep45%Wed 17 Sep50%Thu 18 Sep15%Fri 19 Sep45%Sat 20 Sep45%Sun 21 Sep30%Castletown rainfall forecast issued today at 1:37 pm. Next forecast at approx. 3:37 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Hill of Dudwick (Aberdeenshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads