Flannan Isles Rainfall ForecastUnited KingdomHEWestern IslesFlannan IslesToday 23 Dec15%Wed 24 Dec15%Thu 25 Dec15%Fri 26 Dec15%Sat 27 Dec10%Sun 28 Dec15%Mon 29 Dec45%Flannan Isles rainfall forecast issued today at 6:36 pm. Next forecast at approx. 8:36 am.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