Marwick Rainfall ForecastUnited KingdomOSOrkney IslandsMarwickToday 14 May75%Fri 15 May50%Sat 16 May15%Sun 17 May20%Mon 18 May30%Tue 19 May45%Marwick rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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