Flannan Isles Rainfall ForecastUnited KingdomHEWestern IslesFlannan IslesToday 4 AprNo RainSat 5 AprNo RainSun 6 AprNo RainMon 7 AprNo RainTue 8 Apr5%Wed 9 Apr10%Flannan Isles rainfall forecast issued today at 7:39 am. Next forecast at approx. 9:39 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