Blackwell Rainfall ForecastUnited KingdomSWDevonBlackwellToday 18 Jan85%Mon 19 Jan50%Tue 20 Jan60%Wed 21 Jan80%Thu 22 Jan80%Fri 23 Jan60%Sat 24 Jan20%Blackwell rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cobbacombe Cross (Devon) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads