Knotty Ash Rainfall ForecastUnited KingdomNWMerseysideKnotty AshToday 9 Sep80%Thu 10 Sep85%Fri 11 Sep40%Sat 12 Sep55%Sun 13 Sep35%Mon 14 Sep35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Knotty Ash rainfall forecast issued today at 1:08 am. Next forecast at approx. 3:08 pm. Rainfall Rainfall AccumulationHameldon Hill (Lancashire) RadarGet WillyWeather+ to remove ads