Derrytrasna Rainfall ForecastUnited KingdomNICraigavonDerrytrasnaToday 31 Jan55%Sun 1 Feb80%Mon 2 Feb50%Tue 3 Feb50%Wed 4 Feb20%Thu 5 Feb20%Derrytrasna rainfall forecast issued today at 12:37 am. Next forecast at approx. 2:37 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