Castle Bay Rainfall ForecastUnited KingdomHEWestern IslesCastle BayToday 25 Nov85%Tue 26 Nov40%Wed 27 Nov5%Thu 28 Nov85%Fri 29 Nov80%Sat 30 Nov45%Castle Bay rainfall forecast issued today at 6:37 am. Next forecast at approx. 8:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Druim a'Starraig (Isle of Lewis) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads