Letterloan Rainfall ForecastUnited KingdomNIColeraineLetterloanToday 13 Nov10%Sat 14 Nov55%Sun 15 Nov65%Mon 16 Nov35%Tue 17 Nov40%Wed 18 Nov35%Thu 19 Nov5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Letterloan rainfall forecast issued today at 6:09 am. Next forecast at approx. 8:09 pm. Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads