Letterloan Rainfall ForecastUnited KingdomNIColeraineLetterloanToday 17 Mar95%Wed 18 Mar50%Thu 19 Mar5%Fri 20 Mar5%Sat 21 Mar10%Sun 22 Mar45%Mon 23 Mar45%Letterloan rainfall forecast issued today at 12:38 pm. Next forecast at approx. 2:38 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