Derrytrasna Rainfall ForecastUnited KingdomNICraigavonDerrytrasnaToday 15 Sep50%Tue 16 Sep100%Wed 17 Sep55%Thu 18 Sep55%Fri 19 Sep15%Sat 20 Sep35%Sun 21 Sep30%Derrytrasna rainfall forecast issued today at 7:38 pm. Next forecast at approx. 9:38 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