Twatt Rainfall ForecastUnited KingdomOSOrkney IslandsTwattToday 20 Mar50%Sat 21 Mar50%Sun 22 Mar60%Mon 23 Mar80%Tue 24 Mar45%Wed 25 Mar55%Thu 26 Mar35%Twatt rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 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