Weymouth Harbour Rainfall ForecastUnited KingdomSWDorsetWeymouth HarbourToday 12 Jun10%Sat 13 JunNo RainSun 14 Jun5%Mon 15 Jun10%Tue 16 Jun15%Wed 17 Jun15%Weymouth Harbour rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 pm.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