Magheramason Rainfall ForecastUnited KingdomNIDerryMagheramasonToday 19 May10%Mon 20 May65%Tue 21 May65%Wed 22 May40%Thu 23 May10%Fri 24 May10%Magheramason rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) RadarNational SatelliteGet an account to remove ads