Slack Rainfall ForecastUnited KingdomYHWest YorkshireSlackToday 30 May45%Sun 31 May80%Mon 1 Jun90%Tue 2 Jun60%Wed 3 Jun45%Thu 4 Jun40%Fri 5 Jun40%Slack rainfall forecast issued today at 1:36 pm. Next forecast at approx. 3:36 am.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