Knock Rainfall ForecastUnited KingdomNICastlereaghKnockToday 3 Jun65%Wed 4 Jun60%Thu 5 Jun40%Fri 6 Jun50%Sat 7 Jun40%Sun 8 Jun35%Knock rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 pm.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