Heap Rainfall ForecastUnited KingdomNWGreater ManchesterHeapToday 18 May95%Tue 19 May95%Wed 20 May40%Thu 21 May50%Fri 22 May15%Sat 23 May15%Heap rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Hameldon Hill (Lancashire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads