Knocknaha Rainfall ForecastUnited KingdomSTArgyll and ButeKnocknahaToday 15 Mar90%Mon 16 Mar95%Tue 17 Mar65%Wed 18 Mar5%Thu 19 Mar5%Fri 20 Mar5%Sat 21 Mar5%Knocknaha rainfall forecast issued today at 12:36 pm. Next forecast at approx. 2:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads