Monach Islands Rainfall ForecastUnited KingdomHEWestern IslesMonach IslandsToday 16 May95%Sun 17 May55%Mon 18 May60%Tue 19 May90%Wed 20 May35%Thu 21 May80%Fri 22 May20%Monach Islands rainfall forecast issued today at 7:36 pm. Next forecast at approx. 9:36 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