Derrytrasna Rainfall ForecastUnited KingdomNICraigavonDerrytrasnaToday 25 Jun15%Fri 26 Jun45%Sat 27 Jun65%Sun 28 Jun10%Mon 29 Jun35%Tue 30 Jun35%Derrytrasna rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) Radar Rainfall Rainfall AccumulationGet WillyWeather+ to remove ads