Groigearraidh Rainfall ForecastUnited KingdomHEWestern IslesGroigearraidhToday 5 Jan90%Tue 6 Jan60%Wed 7 Jan40%Thu 8 Jan30%Fri 9 Jan10%Sat 10 Jan50%Groigearraidh rainfall forecast issued today at 12:36 am. Next forecast at approx. 2:36 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