Union Mills Rainfall ForecastUnited KingdomDGDumfries and GallowayUnion MillsToday 5 Sep85%Sun 6 Sep85%Mon 7 Sep80%Tue 8 Sep50%Wed 9 Sep25%Thu 10 Sep50%Fri 11 Sep15%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Union Mills rainfall forecast issued today at 7:09 am. Next forecast at approx. 9:09 pm. Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads