Thornthwaite Rainfall ForecastUnited KingdomNWCumbriaThornthwaiteToday 18 Jul10%Sun 19 Jul5%Mon 20 Jul5%Tue 21 Jul5%Wed 22 Jul15%Thu 23 Jul35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Thornthwaite rainfall forecast issued today at 10:59 am. Next forecast at approx. . Rainfall Rainfall AccumulationHameldon Hill (Lancashire) RadarGet WillyWeather+ to remove ads