River Mersey Entrance Rainfall ForecastUnited KingdomNWMerseysideRiver Mersey EntranceToday 3 Jul35%Fri 4 Jul55%Sat 5 Jul55%Sun 6 Jul45%Mon 7 Jul40%Tue 8 Jul10%River Mersey Entrance 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