Gullastem Rainfall ForecastUnited KingdomSWCornwallGullastemToday 1 Mar20%Mon 2 Mar55%Tue 3 Mar10%Wed 4 Mar30%Thu 5 Mar60%Fri 6 Mar5%Sat 7 Mar5%Gullastem rainfall forecast issued today at 6:36 pm. Next forecast at approx. 8:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Predannack (Cornwall) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads