Knockarthur Rainfall ForecastUnited KingdomHEHighlandKnockarthurToday 24 Apr10%Fri 25 Apr50%Sat 26 Apr80%Sun 27 Apr35%Mon 28 Apr5%Tue 29 Apr5%Wed 30 Apr10%Knockarthur 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