Caolas Rainfall ForecastUnited KingdomHEWestern IslesCaolasToday 3 Oct100%Sat 4 Oct40%Sun 5 Oct85%Mon 6 Oct70%Tue 7 Oct70%Wed 8 Oct20%Caolas rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 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