Flannan Isles Rainfall ForecastUnited KingdomHEWestern IslesFlannan IslesToday 2 Aug95%Sun 3 Aug50%Mon 4 Aug95%Tue 5 Aug40%Wed 6 Aug20%Thu 7 Aug55%Fri 8 Aug40%Flannan Isles rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 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