Lettershendony Rainfall ForecastUnited KingdomNIDerryLettershendonyToday 30 Apr80%Thu 1 May50%Fri 2 May10%Sat 3 May10%Sun 4 May5%Mon 5 May10%Tue 6 May10%Lettershendony rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 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