Callanish Rainfall ForecastUnited KingdomHEWestern IslesCallanishToday 10 May90%Mon 11 May90%Tue 12 May45%Wed 13 May40%Thu 14 May30%Fri 15 May45%Callanish rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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