Derrytrasna Rainfall ForecastUnited KingdomNICraigavonDerrytrasnaToday 29 Oct10%Fri 30 Oct15%Sat 31 Oct40%Sun 1 Nov5%Mon 2 Nov5%Tue 3 Nov10%Wed 4 Nov10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Derrytrasna rainfall forecast issued today at 12:10 pm. Next forecast at approx. 2:10 am. Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads