Portland Bill Lighthouse Rainfall ForecastUnited KingdomSWDorsetPortland Bill LighthouseToday 12 Feb90%Fri 13 Feb80%Sat 14 Feb85%Sun 15 Feb65%Mon 16 Feb10%Tue 17 Feb50%Portland Bill Lighthouse rainfall forecast issued yesterday at 6:37 pm. Next forecast at approx. 8:37 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dean Hill (Wiltshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads